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what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | thus , the rough endoplasmic reticulum helps cells specialize and allows for greater complexity in the organism . smooth endoplasmic reticulum the smooth endoplasmic reticulum makes lipids and steroids , instead of being involved in protein synthesis . these are fat-based molecules that are important in energy storage ... | why is the smooth endoplasmic reticulum , not involved in protein synthesis ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this disease is congenital , and usually fatal before patients reach 7 years of age . an interesting idea is that mitochondria can be used to trace maternal ancestry . since mitochondria are self-replicating and have their own dna , they are not determined by the genes found in the nucleus . instead , your mitochondria... | why does the mitochondria have its own dna ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | though part of the function of the nucleus is to separate the dna from the rest of the cell , molecules must still be able to move in and out ( e.g. , rna ) . proteins channels known as nuclear pores form holes in the nuclear envelope . the nucleus itself is filled with liquid ( called nucleoplasm ) and is similar in s... | why did you not use the term nuclear membrane ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | thanks to the added protection of the nuclear envelope , the dna is a little bit more secure from enzymes , pathogens , and potentially harmful products of fat and protein metabolism . since this is the only permanent copy of the instructions the cell has , it is very important to keep the dna in good condition . if th... | do dna have a specific temperature and/or ph to maintain inorder for it to be in a good condition ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | like we saw with the nuclear envelope , there are actually two lipid bilayers that separate the mitochondrial contents from the cytoplasm . we refer to them as the inner and outer mitochondrial membranes . if we cross both membranes we end up in the matrix , where pyruvate is sent after it is created from the breakdown... | how do organelles get through the outer and inner membrane of the nucleus ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | in the heart , contraction is mediated through an actin-myosin system . plants and platelets so far we ’ ve covered basic organelles found in a eukaryotic cell . however , not every cell has each of these organelles , and some cells have organelles we haven ’ t discussed . for example , plant cells have chloroplasts , ... | how are platelets able to function without a nucleus and why do they not have organelles ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | it is more tubular than the rough endoplasmic reticulum , and is not necessarily continuous with the nuclear envelope . every cell has a smooth endoplasmic reticulum , but the amount will vary with cell function . for example , the liver , which is responsible for most of the body ’ s detoxification , has a larger amou... | what would happen if a cell not specialized for detoxification , like a muscle cell , had a significantly larger amount of ser ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the shipping department identifies the molecule and sets it on one of 4 paths : cytosol : the proteins that enter the golgi by mistake are sent back into the cytosol ( imagine the barcode scanning wrong and the item being returned ) . cell membrane : proteins destined for the cell membrane are processed continuously . ... | why are ribosomes organelles if they do n't have a membrane ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the processes to transform dna into proteins are known as transcription and translation , and happen in different compartments within the cell . the first step , transcription , happens in the nucleus , which holds our dna . a membrane called the nuclear envelope surrounds the nucleus , and its job is to create a room ... | what happens to cells with damaged dna ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the shipping department identifies the molecule and sets it on one of 4 paths : cytosol : the proteins that enter the golgi by mistake are sent back into the cytosol ( imagine the barcode scanning wrong and the item being returned ) . cell membrane : proteins destined for the cell membrane are processed continuously . ... | what percentage of the cell is taken up by cytoplasm ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | vesicles sent to this acidic organelle contain enzymes that will hydrolyze the lysosome ’ s content . lysosome the lysosome is the cell ’ s recycling center . these organelles are spheres full of enzymes ready to hydrolyze ( chop up the chemical bonds of ) whatever substance crosses the membrane , so the cell can reuse... | where do the substances go after being broken down in a lysosome ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the major components of the cytoskeleton are microtubules , intermediate filaments , and microfilaments . microtubules microtubules are small tubes made from the protein tubulin . these tubules are found in cilia and flagella , structures involved in cell movement . | how do microtubules make the cell move ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | these tubules are found in cilia and flagella , structures involved in cell movement . they also help provide pathways for secretory vesicles to move through the cell , and are even involved in cell division as they are a part of the mitotic spindle , which pulls homologous chromosomes apart . intermediate filaments sm... | what is the mitotic spindle , and what are its functions ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | mitochondria are also somewhat unique in that they are self-replicating and have their own dna , almost as if they were a completely separate cell . the prevailing theory , known as the endosymbiotic theory , is that eukaryotes were first formed by large prokaryotic cells engulfing smaller cells that looked a lot like ... | are there any cells visible to the naked eye ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this space forms near the part of dna with instructions for making ribosomes , the molecules responsible for making proteins . ribosomes are assembled in the nucleolus , and exit the nucleus with nuclear pores . in our analogy , the robots making our product are made in a special corner of the blueprint room , before b... | how are ribosomes assembled in the nucleolus ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | though part of the function of the nucleus is to separate the dna from the rest of the cell , molecules must still be able to move in and out ( e.g. , rna ) . proteins channels known as nuclear pores form holes in the nuclear envelope . the nucleus itself is filled with liquid ( called nucleoplasm ) and is similar in s... | nucleus how do the nuclear pores know when to allow proteins and other particles into the cells ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | now let ’ s take a moment to talk about the scaffolding that ’ s holding all of this in place - the walls and beams of our factory . cytoskeleton within the cytoplasm there is network of protein fibers known as the cytoskeleton . this structure is responsible for both cell movement and stability . | cytoskeleton what happens when a part of the cytoskeleton gets disconnected ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | for example , the liver , which is responsible for most of the body ’ s detoxification , has a larger amount of smooth endoplasmic reticulum . golgi apparatus ( aka golgi body aka golgi ) we mentioned the golgi apparatus earlier when we discussed the production of proteins in the rough endoplasmic reticulum . if the sm... | does the cytosol destroy the proteins that is it sent by the golgi apparatus or are they just sent back for relabeling ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | for example , the liver , which is responsible for most of the body ’ s detoxification , has a larger amount of smooth endoplasmic reticulum . golgi apparatus ( aka golgi body aka golgi ) we mentioned the golgi apparatus earlier when we discussed the production of proteins in the rough endoplasmic reticulum . if the sm... | how does the golgi apparatus send the proteins to the different paths ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this disease is congenital , and usually fatal before patients reach 7 years of age . an interesting idea is that mitochondria can be used to trace maternal ancestry . since mitochondria are self-replicating and have their own dna , they are not determined by the genes found in the nucleus . instead , your mitochondria... | in the 15th paragraph , were does the mitochondria stores its dna and what process does it have to go through to reproduce ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | it is more tubular than the rough endoplasmic reticulum , and is not necessarily continuous with the nuclear envelope . every cell has a smooth endoplasmic reticulum , but the amount will vary with cell function . for example , the liver , which is responsible for most of the body ’ s detoxification , has a larger amou... | in the 8th paragraph , how does a cell decide if it has a smooth or rough er ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the shipping department identifies the molecule and sets it on one of 4 paths : cytosol : the proteins that enter the golgi by mistake are sent back into the cytosol ( imagine the barcode scanning wrong and the item being returned ) . cell membrane : proteins destined for the cell membrane are processed continuously . ... | about how many lysosomes are in a single cell ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | now let ’ s take a moment to talk about the scaffolding that ’ s holding all of this in place - the walls and beams of our factory . cytoskeleton within the cytoplasm there is network of protein fibers known as the cytoskeleton . this structure is responsible for both cell movement and stability . | how many would have to burst in order for the cytoplasm to be acidic enough for the enzymes to function within the cytoplasm ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | now let ’ s take a moment to talk about the scaffolding that ’ s holding all of this in place - the walls and beams of our factory . cytoskeleton within the cytoplasm there is network of protein fibers known as the cytoskeleton . this structure is responsible for both cell movement and stability . | how does a cytoskeleton contribute to movement ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | before an rna can exit the nucleus to be translated , it must get special modifications , in the form of a cap and tail at either end of the molecule , that act as a stamp of approval to let the cell know this piece of rna is complete and properly made . nucleolus within the nucleus is a small subspace known as the nuc... | is the only purpose of the nucleus to house the dna and nucleolus ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | vesicles sent to this acidic organelle contain enzymes that will hydrolyze the lysosome ’ s content . lysosome the lysosome is the cell ’ s recycling center . these organelles are spheres full of enzymes ready to hydrolyze ( chop up the chemical bonds of ) whatever substance crosses the membrane , so the cell can reuse... | if a lysosome were to break down a non-functioning protein , then would n't at least one of the new amino acids be non-functioning ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | if the smooth and rough endoplasmic reticula are how we make our product , the golgi is the mailroom that sends our product to customers . it is responsible for packing proteins from the rough endoplasmic reticulum into membrane-bound vesicles ( tiny compartments of lipid bilayer that store molecules ) which then trans... | how come the outer membrane 's lipid bilayer of the mitochondria allows small molecules to pass through but the inner membrane 's lipid bilayer is non-permeable ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this disease is congenital , and usually fatal before patients reach 7 years of age . an interesting idea is that mitochondria can be used to trace maternal ancestry . since mitochondria are self-replicating and have their own dna , they are not determined by the genes found in the nucleus . instead , your mitochondria... | how are mitochondria able to have their own set of dna and still be an organelle ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | since mitochondria are self-replicating and have their own dna , they are not determined by the genes found in the nucleus . instead , your mitochondria have developed from the mitochondria present in the female ovum ( egg ) that you developed from . defects in mitochondrial dna cause hereditary diseases that pass only... | why does glycolisis occur in the cytoplasm and not in the mitochondria ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | since mitochondria are self-replicating and have their own dna , they are not determined by the genes found in the nucleus . instead , your mitochondria have developed from the mitochondria present in the female ovum ( egg ) that you developed from . defects in mitochondrial dna cause hereditary diseases that pass only... | why do mitochondria need or even have 2 membranes ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this membrane is actually a set of two lipid bilayers , so there are four sheets of lipids separating the inside of the nucleus from the cytoplasm . the space between the two bilayers is known as the perinuclear space . though part of the function of the nucleus is to separate the dna from the rest of the cell , molecu... | what occurs in the perinuclear space ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this space forms near the part of dna with instructions for making ribosomes , the molecules responsible for making proteins . ribosomes are assembled in the nucleolus , and exit the nucleus with nuclear pores . in our analogy , the robots making our product are made in a special corner of the blueprint room , before b... | how fast is the production of ribosomes in the nucleolus ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this lumen is actually continuous with the perinuclear space , so we know the endoplasmic reticulum is attached to the nuclear envelope . there are actually two different endoplasmic reticuli in a cell : the smooth endoplasmic reticulum and the rough endoplasmic reticulum . the rough endoplasmic reticulum is the site o... | why are the smooth endoplasmic reticulum and rough endoplasmic reticulum not considered completely different organelles and have different names if they have different appearances and functions ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the shipping department identifies the molecule and sets it on one of 4 paths : cytosol : the proteins that enter the golgi by mistake are sent back into the cytosol ( imagine the barcode scanning wrong and the item being returned ) . cell membrane : proteins destined for the cell membrane are processed continuously . ... | how does the cell move around ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the major components of the cytoskeleton are microtubules , intermediate filaments , and microfilaments . microtubules microtubules are small tubes made from the protein tubulin . these tubules are found in cilia and flagella , structures involved in cell movement . they also help provide pathways for secretory vesicle... | not in the sense of flagella and cilia , but rather how it functions at all , without being made of more living cells ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | microtubules microtubules are small tubes made from the protein tubulin . these tubules are found in cilia and flagella , structures involved in cell movement . they also help provide pathways for secretory vesicles to move through the cell , and are even involved in cell division as they are a part of the mitotic spin... | how does the cell move its cilia and/or flagella in order to propel itself around its environment ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | plants and platelets so far we ’ ve covered basic organelles found in a eukaryotic cell . however , not every cell has each of these organelles , and some cells have organelles we haven ’ t discussed . for example , plant cells have chloroplasts , organelles that resemble mitochondria and are responsible for turning su... | can organelles live on their own for any amount of time ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | all cells have membranes ( the building ) , dna ( the various blueprints ) , and ribosomes ( the production line ) , and so are able to make proteins ( the product - let ’ s say we ’ re making toys ) . this article will focus on eukaryotes , since they are the cell type that contains organelles . what ’ s found inside ... | if one organelle stops working correctly , does it immeadiatly effect the rest of the cell , and will it effect cells around it ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | however , despite this vast range in size , shape , and function , all these little factories have the same basic machinery . there are two main types of cells , prokaryotic and eukaryotic . prokaryotes are cells that do not have membrane bound nuclei , whereas eukaryotes do . the rest of our discussion will strictly b... | if the prokaryotic cells do n't have membrane bound organelles , then how do they stay in place to form cells ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | cytoskeleton within the cytoplasm there is network of protein fibers known as the cytoskeleton . this structure is responsible for both cell movement and stability . the major components of the cytoskeleton are microtubules , intermediate filaments , and microfilaments . | how do scientists know the chemical components in a structure as small as an organelle ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | while transcription ( making a complementary strand of rna from dna ) is completed within the nucleus , translation ( making protein from rna instructions ) takes place in the cytoplasm . if there was no barrier between the transcription and translation machineries , it ’ s possible that poorly-made or unfinished rna w... | for example how do scientists know that cytoplasm is made up of mostly water and some other materials ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | proteins channels known as nuclear pores form holes in the nuclear envelope . the nucleus itself is filled with liquid ( called nucleoplasm ) and is similar in structure and function to cytoplasm . it is here within the nucleoplasm where chromosomes ( tightly packed strands of dna containing all our blueprints ) are fo... | cytoplasm and nucleoplasm are similar , but what is the key difference other than the fact that they 're found in different locations ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | before these vesicles can fuse with the cell membrane , they must accumulate in number , and require a special chemical signal to be released . this way shipments only go out if they ’ re worth the cost of sending them ( you generally wouldn ’ t ship just one toy and expect to profit ) . lysosome : the final destinatio... | is one more viscous than the other ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this membrane is actually a set of two lipid bilayers , so there are four sheets of lipids separating the inside of the nucleus from the cytoplasm . the space between the two bilayers is known as the perinuclear space . though part of the function of the nucleus is to separate the dna from the rest of the cell , molecu... | is the perinuclear space 's only function to separate the nucleus from the cytoplasm ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | for example , the liver , which is responsible for most of the body ’ s detoxification , has a larger amount of smooth endoplasmic reticulum . golgi apparatus ( aka golgi body aka golgi ) we mentioned the golgi apparatus earlier when we discussed the production of proteins in the rough endoplasmic reticulum . if the sm... | how does the golgi apparatus decide which proteins go on each of the four paths ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | however , in patients with i-cell disease , one of the proteins that make this tag is mutated , and can not do its job , like a broken label machine . this means that proteins can not be targeted to lysosomes . these untagged proteins are the enzymes that are responsible for chopping up other proteins . what happens is... | the article states that cells can produce proteins and lipids , but can they produce anything else ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | plants and platelets so far we ’ ve covered basic organelles found in a eukaryotic cell . however , not every cell has each of these organelles , and some cells have organelles we haven ’ t discussed . for example , plant cells have chloroplasts , organelles that resemble mitochondria and are responsible for turning su... | how cells are self-regulating ; relating to major organelles ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this disease is congenital , and usually fatal before patients reach 7 years of age . an interesting idea is that mitochondria can be used to trace maternal ancestry . since mitochondria are self-replicating and have their own dna , they are not determined by the genes found in the nucleus . instead , your mitochondria... | why is mitochondria classified as an organelle if it has its own dna ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | it is more tubular than the rough endoplasmic reticulum , and is not necessarily continuous with the nuclear envelope . every cell has a smooth endoplasmic reticulum , but the amount will vary with cell function . for example , the liver , which is responsible for most of the body ’ s detoxification , has a larger amou... | what happens if a cell 's organelle is defective in some way and can not preform its function ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | it is here within the nucleoplasm where chromosomes ( tightly packed strands of dna containing all our blueprints ) are found . a nucleus has interesting implications for how a cell responds to its environment . thanks to the added protection of the nuclear envelope , the dna is a little bit more secure from enzymes , ... | how are prokaryotes supported if they have no nucleus that controls the cell ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this structure is responsible for both cell movement and stability . the major components of the cytoskeleton are microtubules , intermediate filaments , and microfilaments . microtubules microtubules are small tubes made from the protein tubulin . | what 's the major difference between microtubules and microfilaments ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | we refer to them as the inner and outer mitochondrial membranes . if we cross both membranes we end up in the matrix , where pyruvate is sent after it is created from the breakdown of glucose ( this is step 1 of cellular respiration , known as glycolysis ) .the space between the two membranes is called the intermembran... | what would happen to the process of cellular respiration in the mitochondria if the intermembrane space was not a low ph and was more neutral or barely even acidic ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this membrane is actually a set of two lipid bilayers , so there are four sheets of lipids separating the inside of the nucleus from the cytoplasm . the space between the two bilayers is known as the perinuclear space . though part of the function of the nucleus is to separate the dna from the rest of the cell , molecu... | why does the nuclear envelope have so many layers to separate it from the cytoplasm in the space called the perinuclear space ( it is unlike the other organelles with only two layers and not four ) ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | instead , your mitochondria have developed from the mitochondria present in the female ovum ( egg ) that you developed from . defects in mitochondrial dna cause hereditary diseases that pass only from mother to children . | what diseases in particular come from mitochondria dna defects ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the rough endoplasmic reticulum is the site of protein production ( where we make our major product - the toy ) while the smooth endoplasmic reticulum is where lipids ( fats ) are made ( accessories for the toy , but not the central product of the factory ) . rough endoplasmic reticulum the rough endoplasmic reticulum ... | 1 ) how do the ribosomes attach to the exterior of the rough er ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the rough endoplasmic reticulum is the site of protein production ( where we make our major product - the toy ) while the smooth endoplasmic reticulum is where lipids ( fats ) are made ( accessories for the toy , but not the central product of the factory ) . rough endoplasmic reticulum the rough endoplasmic reticulum ... | 2 ) what is the difference between the rough and smooth er other than that the rough er has ribosomes on its exterior ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the shipping department identifies the molecule and sets it on one of 4 paths : cytosol : the proteins that enter the golgi by mistake are sent back into the cytosol ( imagine the barcode scanning wrong and the item being returned ) . cell membrane : proteins destined for the cell membrane are processed continuously . ... | how does the cytoskeleton move the cell , does it move the organelles or the cell as a whole ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | mitochondria are also somewhat unique in that they are self-replicating and have their own dna , almost as if they were a completely separate cell . the prevailing theory , known as the endosymbiotic theory , is that eukaryotes were first formed by large prokaryotic cells engulfing smaller cells that looked a lot like ... | how do peroxisomes keep ros from hurting our cells , and how do antioxidants play into the picture ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | energy to make atp comes from protons moving back into the matrix down their gradient from the intermembrane space . mitochondria are also somewhat unique in that they are self-replicating and have their own dna , almost as if they were a completely separate cell . the prevailing theory , known as the endosymbiotic the... | does that imply that the separate dna of the mitochondria split as well ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | instead of being digested , the engulfed cells remained intact and the arrangement turned out to be advantageous to both cells , which created a symbiotic relationship . so far we ’ ve discussed organelles , the membrane-bound structures within a cell that have some sort of specialized function . now let ’ s take a mom... | if prokaryotic cells do n't have membrane bound organelles how do they properly function ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | it is more tubular than the rough endoplasmic reticulum , and is not necessarily continuous with the nuclear envelope . every cell has a smooth endoplasmic reticulum , but the amount will vary with cell function . for example , the liver , which is responsible for most of the body ’ s detoxification , has a larger amou... | will a cell properly function if it 's dna is n't protected by 2 phospholipid bilayers ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | it is here within the nucleoplasm where chromosomes ( tightly packed strands of dna containing all our blueprints ) are found . a nucleus has interesting implications for how a cell responds to its environment . thanks to the added protection of the nuclear envelope , the dna is a little bit more secure from enzymes , ... | why would a cell not have a nucleus ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the nuclear envelope also keeps molecules responsible for dna transcription and repair close to the dna itself - otherwise those molecules would diffuse across the entire cell and it would take a lot more work and luck to get anything done ! while transcription ( making a complementary strand of rna from dna ) is compl... | what modifications does rna have to have in order to leave the nucleus ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this lumen is actually continuous with the perinuclear space , so we know the endoplasmic reticulum is attached to the nuclear envelope . there are actually two different endoplasmic reticuli in a cell : the smooth endoplasmic reticulum and the rough endoplasmic reticulum . the rough endoplasmic reticulum is the site o... | why are n't the rough and smooth endoplasmic reticulum connected ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | it is more tubular than the rough endoplasmic reticulum , and is not necessarily continuous with the nuclear envelope . every cell has a smooth endoplasmic reticulum , but the amount will vary with cell function . for example , the liver , which is responsible for most of the body ’ s detoxification , has a larger amou... | is there a specific name for the function of transporting things throughout the cell ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | vesicles sent to this acidic organelle contain enzymes that will hydrolyze the lysosome ’ s content . lysosome the lysosome is the cell ’ s recycling center . these organelles are spheres full of enzymes ready to hydrolyze ( chop up the chemical bonds of ) whatever substance crosses the membrane , so the cell can reuse... | does the waste that gets put into the lysosome stay in the cell ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the shipping department identifies the molecule and sets it on one of 4 paths : cytosol : the proteins that enter the golgi by mistake are sent back into the cytosol ( imagine the barcode scanning wrong and the item being returned ) . cell membrane : proteins destined for the cell membrane are processed continuously . ... | what is the purpose for an inter membrane space ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | these organelles are spheres full of enzymes ready to hydrolyze ( chop up the chemical bonds of ) whatever substance crosses the membrane , so the cell can reuse the raw material . these disposal enzymes only function properly in environments with a ph of 5 , two orders of magnitude more acidic than the cell ’ s intern... | what would happen to an enzyme if it were in an environment less acidic than a ph of 5 ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | mitochondria are also somewhat unique in that they are self-replicating and have their own dna , almost as if they were a completely separate cell . the prevailing theory , known as the endosymbiotic theory , is that eukaryotes were first formed by large prokaryotic cells engulfing smaller cells that looked a lot like ... | my question is : do you think fat cells contains more ribosomes than the liver cells ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | in the heart , contraction is mediated through an actin-myosin system . plants and platelets so far we ’ ve covered basic organelles found in a eukaryotic cell . however , not every cell has each of these organelles , and some cells have organelles we haven ’ t discussed . | what exactly do platelets do ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the processes to transform dna into proteins are known as transcription and translation , and happen in different compartments within the cell . the first step , transcription , happens in the nucleus , which holds our dna . a membrane called the nuclear envelope surrounds the nucleus , and its job is to create a room ... | why do mitochondria have a set of dna if the nucleus is the organelle meant for storing dna ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | in the heart , contraction is mediated through an actin-myosin system . plants and platelets so far we ’ ve covered basic organelles found in a eukaryotic cell . however , not every cell has each of these organelles , and some cells have organelles we haven ’ t discussed . for example , plant cells have chloroplasts , ... | what is the structure of cell organelles ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | in the heart , contraction is mediated through an actin-myosin system . plants and platelets so far we ’ ve covered basic organelles found in a eukaryotic cell . however , not every cell has each of these organelles , and some cells have organelles we haven ’ t discussed . for example , plant cells have chloroplasts , ... | what is the structure of cell organelles ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | energy to make atp comes from protons moving back into the matrix down their gradient from the intermembrane space . mitochondria are also somewhat unique in that they are self-replicating and have their own dna , almost as if they were a completely separate cell . the prevailing theory , known as the endosymbiotic the... | if the mitochondria is self replicating , then does it just continue to make more of itself in a cell until there is no more room for it ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this article will focus on eukaryotes , since they are the cell type that contains organelles . what ’ s found inside a cell an organelle ( think of it as a cell ’ s internal organ ) is a membrane bound structure found within a cell . just like cells have membranes to hold everything in , these mini-organs are also bou... | in the chart , under `` what 's found inside the cell '' , it says that the functions of peroxisomes is security and waste removal and the function of lysosomes is security and recycling , but what is the differnece between them ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | however , despite this vast range in size , shape , and function , all these little factories have the same basic machinery . there are two main types of cells , prokaryotic and eukaryotic . prokaryotes are cells that do not have membrane bound nuclei , whereas eukaryotes do . | are there any other differences between eukaryotic and prokaryotic cells ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this lumen is actually continuous with the perinuclear space , so we know the endoplasmic reticulum is attached to the nuclear envelope . there are actually two different endoplasmic reticuli in a cell : the smooth endoplasmic reticulum and the rough endoplasmic reticulum . the rough endoplasmic reticulum is the site o... | are there any other reasons why ribosomes attach to the rough and smooth endoplasmic reticulums ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the other two major divisions , bacteria and archaea are known as prokaryotes , and have no membrane bound organelles within . consider the following : some diseases can be traced back to organelle lack / malformation . for example , inclusion-cell ( i-cell ) disease occurs due to a defect in the golgi . | what diseases can be traced back to malformation ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | for example , the liver , which is responsible for most of the body ’ s detoxification , has a larger amount of smooth endoplasmic reticulum . golgi apparatus ( aka golgi body aka golgi ) we mentioned the golgi apparatus earlier when we discussed the production of proteins in the rough endoplasmic reticulum . if the sm... | why were the cytosol ever sent to the golgi apparatus ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | however , despite this vast range in size , shape , and function , all these little factories have the same basic machinery . there are two main types of cells , prokaryotic and eukaryotic . prokaryotes are cells that do not have membrane bound nuclei , whereas eukaryotes do . | what is the main difference between a microtubule and microfilament ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the rough endoplasmic reticulum is the site of protein production ( where we make our major product - the toy ) while the smooth endoplasmic reticulum is where lipids ( fats ) are made ( accessories for the toy , but not the central product of the factory ) . rough endoplasmic reticulum the rough endoplasmic reticulum ... | why does the rough er have ribosomes yet the soft er does not ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the shipping department identifies the molecule and sets it on one of 4 paths : cytosol : the proteins that enter the golgi by mistake are sent back into the cytosol ( imagine the barcode scanning wrong and the item being returned ) . cell membrane : proteins destined for the cell membrane are processed continuously . ... | how does a prokaryotic cell survive without cell organelles ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | in our analogy , the robots making our product are made in a special corner of the blueprint room , before being released to the factory . endoplasmic reticulum endoplasmic means inside ( endo ) the cytoplasm ( plasm ) . reticulum comes from the latin word for net . | whats the difference between cytosol and cytoplasm ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | thus , the rough endoplasmic reticulum helps cells specialize and allows for greater complexity in the organism . smooth endoplasmic reticulum the smooth endoplasmic reticulum makes lipids and steroids , instead of being involved in protein synthesis . these are fat-based molecules that are important in energy storage ... | how do smooth er help detoxify area such as the liver ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | in our analogy , the robots making our product are made in a special corner of the blueprint room , before being released to the factory . endoplasmic reticulum endoplasmic means inside ( endo ) the cytoplasm ( plasm ) . reticulum comes from the latin word for net . | hoe does the cytoplasm help with cellar respiration ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | in the heart , contraction is mediated through an actin-myosin system . plants and platelets so far we ’ ve covered basic organelles found in a eukaryotic cell . however , not every cell has each of these organelles , and some cells have organelles we haven ’ t discussed . for example , plant cells have chloroplasts , ... | if a prokaryotic cell has no organelles , how does it carry out life processes ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | mitochondria are also somewhat unique in that they are self-replicating and have their own dna , almost as if they were a completely separate cell . the prevailing theory , known as the endosymbiotic theory , is that eukaryotes were first formed by large prokaryotic cells engulfing smaller cells that looked a lot like ... | when was the endosymbiotic theory thought of ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | before an rna can exit the nucleus to be translated , it must get special modifications , in the form of a cap and tail at either end of the molecule , that act as a stamp of approval to let the cell know this piece of rna is complete and properly made . nucleolus within the nucleus is a small subspace known as the nuc... | how does the nucleolus form inside of the nucleus ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | these organelles are spheres full of enzymes ready to hydrolyze ( chop up the chemical bonds of ) whatever substance crosses the membrane , so the cell can reuse the raw material . these disposal enzymes only function properly in environments with a ph of 5 , two orders of magnitude more acidic than the cell ’ s intern... | why do disposal enzymes work only when the ph is 5 ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the rough endoplasmic reticulum is the site of protein production ( where we make our major product - the toy ) while the smooth endoplasmic reticulum is where lipids ( fats ) are made ( accessories for the toy , but not the central product of the factory ) . rough endoplasmic reticulum the rough endoplasmic reticulum ... | why are there ribosomes in the rough , but not soft er ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | thus , the rough endoplasmic reticulum helps cells specialize and allows for greater complexity in the organism . smooth endoplasmic reticulum the smooth endoplasmic reticulum makes lipids and steroids , instead of being involved in protein synthesis . these are fat-based molecules that are important in energy storage ... | why does the number of smooth endoplasmic reticulum vary within cells ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | when a ribosome finds a specific rna segment , that segment may tell the ribosome to travel to the rough endoplasmic reticulum and embed itself . the protein created from this segment will find itself inside the lumen of the rough endoplasmic reticulum , where it folds and is tagged with a ( usually carbohydrate ) mole... | in the process , glycosylation , why is the protein generally tagged with a carbohydrate ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the shipping department identifies the molecule and sets it on one of 4 paths : cytosol : the proteins that enter the golgi by mistake are sent back into the cytosol ( imagine the barcode scanning wrong and the item being returned ) . cell membrane : proteins destined for the cell membrane are processed continuously . ... | if a vesicle forms on the cell membrane , does it still release what it was going to release outside of the cell ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | proteins channels known as nuclear pores form holes in the nuclear envelope . the nucleus itself is filled with liquid ( called nucleoplasm ) and is similar in structure and function to cytoplasm . it is here within the nucleoplasm where chromosomes ( tightly packed strands of dna containing all our blueprints ) are fo... | what is the difference between nucleoplasm and cytoplasm ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | mitochondria are also somewhat unique in that they are self-replicating and have their own dna , almost as if they were a completely separate cell . the prevailing theory , known as the endosymbiotic theory , is that eukaryotes were first formed by large prokaryotic cells engulfing smaller cells that looked a lot like ... | are the endosymbiosis theory and the endosymbiotic theory the same thing ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | mitochondria just like a factory can ’ t run without electricity , a cell can ’ t run without energy . atp ( adenosine triphosphate ) is the energy currency of the cell , and is produced in a process known as cellular respiration . though the process begins in the cytoplasm , the bulk of the energy produced comes from ... | in the 13th paragraph , what process produces atp in the cells , and where is most of this energy created ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this lumen is actually continuous with the perinuclear space , so we know the endoplasmic reticulum is attached to the nuclear envelope . there are actually two different endoplasmic reticuli in a cell : the smooth endoplasmic reticulum and the rough endoplasmic reticulum . the rough endoplasmic reticulum is the site o... | how does the rough endoplasmic reticulum help distinguish whether cells should leave or remain in the cell ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | before an rna can exit the nucleus to be translated , it must get special modifications , in the form of a cap and tail at either end of the molecule , that act as a stamp of approval to let the cell know this piece of rna is complete and properly made . nucleolus within the nucleus is a small subspace known as the nuc... | how does the nucleolus stay separated from the nucleus without a bound membrane ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | this lumen is actually continuous with the perinuclear space , so we know the endoplasmic reticulum is attached to the nuclear envelope . there are actually two different endoplasmic reticuli in a cell : the smooth endoplasmic reticulum and the rough endoplasmic reticulum . the rough endoplasmic reticulum is the site o... | how many different carbohydrates are tagged to proteins on the rough endoplasmic reticulum ? |
what is a cell right now your body is doing a million things at once . it ’ s sending electrical impulses , pumping blood , filtering urine , digesting food , making protein , storing fat , and that ’ s just the stuff you ’ re not thinking about ! you can do all this because you are made of cells — tiny units of life t... | the processes to transform dna into proteins are known as transcription and translation , and happen in different compartments within the cell . the first step , transcription , happens in the nucleus , which holds our dna . a membrane called the nuclear envelope surrounds the nucleus , and its job is to create a room ... | how does the nucleus protect the dna inside of it ? |
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