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overview the us government 's decision to develop a hydrogen bomb , first tested in 1952 , committed the united states to an ever-escalating arms race with the soviet union . the arms race led many americans to fear that nuclear war could happen at any time , and the us government urged citizens to prepare to survive a... | early contributors included j. robert oppenheimer , the director of the manhattan project , and albert einstein , who dedicated the final years of his life to promoting nuclear disarmament . in 1947 , they printed their first magazine , placing on its cover what would become an iconic symbol of the nuclear age : the do... | what is `` the doomsday clock '' ? |
overview the us government 's decision to develop a hydrogen bomb , first tested in 1952 , committed the united states to an ever-escalating arms race with the soviet union . the arms race led many americans to fear that nuclear war could happen at any time , and the us government urged citizens to prepare to survive a... | when the clock first appeared , the scientists predicted that humankind was mere seven minutes to midnight. $ ^1 $ but by 1953 , the scientists had revised their estimate to just two minutes to midnight . their reason for this panicked prognosis was the united states ' decision to develop and test a hydrogen bomb , or ... | is it possible in any way to protect ourselves if a bomb does fall ? |
overview the us government 's decision to develop a hydrogen bomb , first tested in 1952 , committed the united states to an ever-escalating arms race with the soviet union . the arms race led many americans to fear that nuclear war could happen at any time , and the us government urged citizens to prepare to survive a... | did civil defense films like duck and cover comfort or traumatize american children ? would it have been possible to halt nuclear development , or was the creation of more and deadlier atomic bombs unavoidable ? | would it have been possible to halt nuclear development , or was the creation of more and deadlier atomic bombs unavoidable ? |
overview the louisiana purchase doubled the size of the united states , reshaping the environmental and economic makeup of the country . jefferson confronted questions of presidential authority in deciding whether or not to acquire the territory , since the us constitution does not explicitly give the president the pow... | their expedition lasted from 1803 to 1806 and was aided tremendously by the help of a shoshone woman , sacagawea , who served as their guide . without sacagawea ’ s immense knowledge of the land and the indian tribes that inhabited it , lewis and clark ’ s expedition could easily have met with disaster . the louisiana ... | how did canada get the land ? |
looking deeply take a moment to really look deeply at this example of josef albers ’ extensive series , homage to the square . the composition of this painting is simple enough – four progressively smaller squares within each other , each in a different color , and all aligned closer to the bottom of the composition th... | the composition of this painting is simple enough – four progressively smaller squares within each other , each in a different color , and all aligned closer to the bottom of the composition than to the top . so stand back from this homage to the square and look at the whole thing . what is the relationship between the... | where is homage to the square currently located ? |
looking deeply take a moment to really look deeply at this example of josef albers ’ extensive series , homage to the square . the composition of this painting is simple enough – four progressively smaller squares within each other , each in a different color , and all aligned closer to the bottom of the composition th... | looking deeply take a moment to really look deeply at this example of josef albers ’ extensive series , homage to the square . the composition of this painting is simple enough – four progressively smaller squares within each other , each in a different color , and all aligned closer to the bottom of the composition th... | how many homage to the square did albers create in his lifetime ? |
by the beginning of the fourth century christianity was a growing mystery religion in the cities of the roman world . it was attracting converts from different social levels . christian theology and art was enriched through the cultural interaction with the greco-roman world . but christianity would be radically transf... | rome would become christian , and christianity would take on the aura of imperial rome . the transformation of christianity is dramatically evident in a comparison between the architecture of the pre-constantinian church and that of the constantinian and post-constantinian church . during the pre-constantinian period ,... | were people not supposed to be baptized before being a member of the church ? |
by the beginning of the fourth century christianity was a growing mystery religion in the cities of the roman world . it was attracting converts from different social levels . christian theology and art was enriched through the cultural interaction with the greco-roman world . but christianity would be radically transf... | the transformation of christianity is dramatically evident in a comparison between the architecture of the pre-constantinian church and that of the constantinian and post-constantinian church . during the pre-constantinian period , there was not much that distinguished the christian churches from typical domestic archi... | i have heard that the early christian house church is called a titulus , is this correct ? |
by the beginning of the fourth century christianity was a growing mystery religion in the cities of the roman world . it was attracting converts from different social levels . christian theology and art was enriched through the cultural interaction with the greco-roman world . but christianity would be radically transf... | this meant that roman temple architecture was largely an architecture of the exterior . since christianity was a mystery religion that demanded initiation to participate in religious practices , christian architecture put greater emphasis on the interior . the christian churches needed large interior spaces to house th... | what is a `` mystery religion '' ? |
by the beginning of the fourth century christianity was a growing mystery religion in the cities of the roman world . it was attracting converts from different social levels . christian theology and art was enriched through the cultural interaction with the greco-roman world . but christianity would be radically transf... | these factors were instrumental in the formulation during the constantinian period of an architectural form that would become the core of christian architecture to our own time : the christian basilica . the basilica was not a new architectural form . the romans had been building basilicas in their cities and as part o... | thank you for the article , can you tell me how did the basilica look like ? |
by the beginning of the fourth century christianity was a growing mystery religion in the cities of the roman world . it was attracting converts from different social levels . christian theology and art was enriched through the cultural interaction with the greco-roman world . but christianity would be radically transf... | he built churches in rome including the church of st. peter , he built churches in the holy land , most notably the church of the nativity in bethlehem and the church of the holy sepulcher in jerusalem , and he built churches in his newly-constructed capital of constantinople . the basilica in creating these churches ,... | and when does the physical transformation from basilica to a church happened if there is any ? |
by the beginning of the fourth century christianity was a growing mystery religion in the cities of the roman world . it was attracting converts from different social levels . christian theology and art was enriched through the cultural interaction with the greco-roman world . but christianity would be radically transf... | these factors were instrumental in the formulation during the constantinian period of an architectural form that would become the core of christian architecture to our own time : the christian basilica . the basilica was not a new architectural form . the romans had been building basilicas in their cities and as part o... | i read once that the height of ceilings in old st.peters basilica were used to make those entering to feel small compared to god or to draw the eye to the heavens ... what are some characteristics of old st. peters basilica which represent or illustrate its culture of time in history ? |
by the beginning of the fourth century christianity was a growing mystery religion in the cities of the roman world . it was attracting converts from different social levels . christian theology and art was enriched through the cultural interaction with the greco-roman world . but christianity would be radically transf... | in 313 he issued the edict of milan which granted religious toleration . although christianity would not become the official religion of rome until the end of the fourth century , constantine 's imperial sanction of christianity transformed its status and nature . neither imperial rome or christianity would be the same... | why is christianity constintly reffered to as a mysterie religion ? |
by the beginning of the fourth century christianity was a growing mystery religion in the cities of the roman world . it was attracting converts from different social levels . christian theology and art was enriched through the cultural interaction with the greco-roman world . but christianity would be radically transf... | it was attracting converts from different social levels . christian theology and art was enriched through the cultural interaction with the greco-roman world . but christianity would be radically transformed through the actions of a single man . | what influence from art and/or culture did christianity have on the roman empire ? |
by the beginning of the fourth century christianity was a growing mystery religion in the cities of the roman world . it was attracting converts from different social levels . christian theology and art was enriched through the cultural interaction with the greco-roman world . but christianity would be radically transf... | temples served as treasuries and dwellings for the cult ; sacrifices occurred on outdoor altars with the temple as a backdrop . this meant that roman temple architecture was largely an architecture of the exterior . since christianity was a mystery religion that demanded initiation to participate in religious practices... | little confused can someone help me answer this ... to what extent was the development of christian art and architecture influenced by the art and architecture of classical rome ? |
by the beginning of the fourth century christianity was a growing mystery religion in the cities of the roman world . it was attracting converts from different social levels . christian theology and art was enriched through the cultural interaction with the greco-roman world . but christianity would be radically transf... | otherwise this building would not stand out from the other houses . this domestic architecture obviously would not meet the needs of constantine 's architects . emperors for centuries had been responsible for the construction of temples throughout the roman empire . | i do n't know if its the ex of catacomb of priscilla or the architecture after constantine ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | k.d . schick and n. schick , making silent stones speak . human evolution and the dawn of technology ( london , weidenfeld and nicolson , 1993 ) . | if in fact these were used in the hand and did n't have a handle like our modern axes then which side would the user hold ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indicates that this bed is between 1.6 and 2.2 million years old from top to bottom . this and other tools are dated to about 1.8 million years . | is potassium-argon dating more accurate then carbon dating ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indicates that this bed is between 1.6 and 2.2 million years old from top to bottom . this and other tools are dated to about 1.8 million years . | when would the use of potassium-argon dating be appropriate ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | handaxes were still in use there some 500,000 years ago , by which time their manufacture and use had spread throughout africa , south asia , the middle east and europe where they were still being made 40,000 years ago . they have even been found as far east as korea in recent excavations . no other cultural artifact i... | is it possible for us to find some objects even older than this one ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indicates that this bed is between 1.6 and 2.2 million years old from top to bottom . this and other tools are dated to about 1.8 million years . using another hard stone as a hammer , the maker ha... | if no , would it be possible for archaeologists to ask/assume that our ancestors had created tools long time before 2 million years ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | many have this characteristic teardrop or pear shape which might have been inspired by the outline of the human hand . the beginnings of an artistic sense ? although handaxes were used for a variety of everyday tasks including all aspects of skinning and butchering an animal or working other materials such as wood , th... | follow-up question : if there are no individual decorations , is this really `` the beginnings of the artistic sense unique to humans '' ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | no other cultural artifact is known to have been made for such a long time across such a huge geographical range . handaxes are always made from stone and were held in the hand during use . many have this characteristic teardrop or pear shape which might have been inspired by the outline of the human hand . | if there are individual differences between the handaxes , were these made for aesthetic or practical purposes ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . | how durable is that material ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | by contrast , natural forces strike randomly and with variable force ; no pattern , purpose or uniformity can be seen in the modifications they cause . chopping tools and flakes from the earliest african sites were referred to as oldowan by the archaeologist louis leakey . he found this example on his first expedition ... | why are there so few art works from african cultures ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | by contrast , natural forces strike randomly and with variable force ; no pattern , purpose or uniformity can be seen in the modifications they cause . chopping tools and flakes from the earliest african sites were referred to as oldowan by the archaeologist louis leakey . he found this example on his first expedition ... | how many cultures are in african ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | he found this example on his first expedition to olduvai in 1931 , when he was sponsored by the british museum . handaxes were still in use there some 500,000 years ago , by which time their manufacture and use had spread throughout africa , south asia , the middle east and europe where they were still being made 40,00... | i thougth the evolution to homo sapiens occured sometime around 500 000 to 200 000 years ago , so who were these ancestors who made these tools and were there several species that did use tools or was it just one that gave rise to homo sapiens ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | using another hard stone as a hammer , the maker has knocked flakes off both sides of a basalt ( volcanic lava ) pebble so that they intersect to form a sharp edge . this could be used to chop branches from trees , cut meat from large animals or smash bones for marrow fat—an essential part of the early human diet . the... | i just wonder , could these tool be sharp enough to cut hairs or shave ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . | since rock and stone are not raw materials , why are n't we finding more prehistoric tools like in riverbeds and even our own backyards ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | k.d . schick and n. schick , making silent stones speak . human evolution and the dawn of technology ( london , weidenfeld and nicolson , 1993 ) . | there were a lot of people whom could have had stone weapons , so why are n't we finding more , and why is it such a big deal to find one ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indicates that this bed is between 1.6 and 2.2 million years old from top to bottom . this and other tools are dated to about 1.8 million years . | how old is the world ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | k.d . schick and n. schick , making silent stones speak . human evolution and the dawn of technology ( london , weidenfeld and nicolson , 1993 ) . | did the indians later in life end up using the same type of stones ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | despite its symmetry and regular edges it appears difficult to use easily . as language began to develop along with tool making , was this handaxe made to suggest ideas ? does the care and craftsmanship with which it was made indicate the beginnings of the artistic sense unique to humans ? | is there any figures that shows the difference between the humanly made handaxe and the nature made rocks ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indicates that this bed is between 1.6 and 2.2 million years old from top to bottom . this and other tools are dated to about 1.8 million years . | how can you say the earth is something billion years old when there is evidence for only 6,000 year of earth as a planet ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | using another hard stone as a hammer , the maker has knocked flakes off both sides of a basalt ( volcanic lava ) pebble so that they intersect to form a sharp edge . this could be used to chop branches from trees , cut meat from large animals or smash bones for marrow fat—an essential part of the early human diet . the... | what is bone marrow fat , and how can it be in your bones ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | the flakes could also have been used as small knives for light duty tasks . deliberate shaping to some people this artifact might appear crude ; how can we even be certain that it is humanly made and not just bashed in rock falls or by trampling animals ? a close look reveals that the edge is formed by a deliberate seq... | in all what would you think you would carve in a rock and why ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indicates that this bed is between 1.6 and 2.2 million years old from top to bottom . this and other tools are dated to about 1.8 million years . | i 'm am very curious as to how these archeologists are able to know how old this artifacts are ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | no other cultural artifact is known to have been made for such a long time across such a huge geographical range . handaxes are always made from stone and were held in the hand during use . many have this characteristic teardrop or pear shape which might have been inspired by the outline of the human hand . | where did you find the stone tool in the picture ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | despite its symmetry and regular edges it appears difficult to use easily . as language began to develop along with tool making , was this handaxe made to suggest ideas ? does the care and craftsmanship with which it was made indicate the beginnings of the artistic sense unique to humans ? | how are we certain of the handaxe 's age ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . | when did the first african civilizations appear ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | potassium-argon dating indicates that this bed is between 1.6 and 2.2 million years old from top to bottom . this and other tools are dated to about 1.8 million years . using another hard stone as a hammer , the maker has knocked flakes off both sides of a basalt ( volcanic lava ) pebble so that they intersect to form ... | how did the caveman sharpen the point on the tools ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | no other cultural artifact is known to have been made for such a long time across such a huge geographical range . handaxes are always made from stone and were held in the hand during use . many have this characteristic teardrop or pear shape which might have been inspired by the outline of the human hand . | is the stone axe really technology ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | the flakes could also have been used as small knives for light duty tasks . deliberate shaping to some people this artifact might appear crude ; how can we even be certain that it is humanly made and not just bashed in rock falls or by trampling animals ? a close look reveals that the edge is formed by a deliberate seq... | what kind of rock is it that is in the picture ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . | it begs the question why did it take so long for humans to evolve to more complex and technological tools sooner ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | no other cultural artifact is known to have been made for such a long time across such a huge geographical range . handaxes are always made from stone and were held in the hand during use . many have this characteristic teardrop or pear shape which might have been inspired by the outline of the human hand . | how old is the stone ? |
made nearly two million years ago , stone tools such as this are the first known technological invention . this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indic... | this chopping tool and others like it are the oldest objects in the british museum . it comes from an early human campsite in the bottom layer of deposits in olduvai gorge , tanzania . potassium-argon dating indicates that this bed is between 1.6 and 2.2 million years old from top to bottom . | how did the early humans find it ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | homologue pairs separate during a first round of cell division , called meiosis i . sister chromatids separate during a second round , called meiosis ii . since cell division occurs twice during meiosis , one starting cell can produce four gametes ( eggs or sperm ) . | what is a good way to memorize the placement of the chromatids during separate phases ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in anaphase ii , the sister chromatids separate and are pulled towards opposite poles of the cell . in telophase ii , nuclear membranes form around each set of chromosomes , and the chromosomes decondense . cytokinesis splits the chromosome sets into new cells , forming the final products of meiosis : four haploid cell... | in meosis 2 when did the chromosomes duplicate ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | you can see crossovers under a microscope as chiasmata , cross-shaped structures where homologues are linked together . chiasmata keep the homologues connected to each other after the synaptonemal complex breaks down , so each homologous pair needs at least one . it 's common for multiple crossovers ( up to $ 25 $ ! ) | what 's the difference between chiasmata and the synaptonemal complex ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | meiosis , on the other hand , is used for just one purpose in the human body : the production of gametes—sex cells , or sperm and eggs . its goal is to make daughter cells with exactly half as many chromosomes as the starting cell . to put that another way , meiosis in humans is a division process that takes us from a ... | so at the end of meiosis , how many chromosomes do the new cells end up with , in comparison to the cell that it started with ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | meiosis , on the other hand , is used for just one purpose in the human body : the production of gametes—sex cells , or sperm and eggs . its goal is to make daughter cells with exactly half as many chromosomes as the starting cell . to put that another way , meiosis in humans is a division process that takes us from a ... | if the starting cell has 46 chromosomes , then how can it produce four cells with 23 chromosomes ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in each round of division , cells go through four stages : prophase , metaphase , anaphase , and telophase . meiosis i before entering meiosis i , a cell must first go through interphase . as in mitosis , the cell grows during g $ _1 $ phase , copies all of its chromosomes during s phase , and prepares for division dur... | why is interphase not included as a stage of cell-division in both mitosis & meiosis ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | cytokinesis usually occurs at the same time as telophase i , forming two haploid daughter cells . meiosis ii cells move from meiosis i to meiosis ii without copying their dna . meiosis ii is a shorter and simpler process than meiosis i , and you may find it helpful to think of meiosis ii as “ mitosis for haploid cells ... | in meiosis 1 , what does g1 , s phase and g2 stand for again ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in anaphase ii , the sister chromatids separate and are pulled towards opposite poles of the cell . in telophase ii , nuclear membranes form around each set of chromosomes , and the chromosomes decondense . cytokinesis splits the chromosome sets into new cells , forming the final products of meiosis : four haploid cell... | when the new nuclear membrane forms around the chromosomes , how does the cell make sure the centrosomes are outside the nucleus and all chromosomes are inside ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | when a sperm and an egg join in fertilization , the two haploid sets of chromosomes form a complete diploid set : a new genome . phases of meiosis in many ways , meiosis is a lot like mitosis . the cell goes through similar stages and uses similar strategies to organize and separate chromosomes . | could you tell me what 's the different between mitosis and meiosis beside the result/product ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in humans , the haploid cells made in meiosis are sperm and eggs . when a sperm and an egg join in fertilization , the two haploid sets of chromosomes form a complete diploid set : a new genome . phases of meiosis in many ways , meiosis is a lot like mitosis . | why are gametes haploid if they have half of a complete set of chromosomes ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | the cells that enter meiosis ii are the ones made in meiosis i . these cells are haploid—have just one chromosome from each homologue pair—but their chromosomes still consist of two sister chromatids . in meiosis ii , the sister chromatids separate , making haploid cells with non-duplicated chromosomes . during prophas... | because how can a haploid cell , ( with only twenty three chromatids ) split to make more haploid cells which also have twenty three chromatids ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | meiosis , on the other hand , is used for just one purpose in the human body : the production of gametes—sex cells , or sperm and eggs . its goal is to make daughter cells with exactly half as many chromosomes as the starting cell . to put that another way , meiosis in humans is a division process that takes us from a ... | would haploid mean there is half of what there was in the diploid cell ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in anaphase ii , the sister chromatids separate and are pulled towards opposite poles of the cell . in telophase ii , nuclear membranes form around each set of chromosomes , and the chromosomes decondense . cytokinesis splits the chromosome sets into new cells , forming the final products of meiosis : four haploid cell... | how many chromosomes would there be at that point ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | since cell division occurs twice during meiosis , one starting cell can produce four gametes ( eggs or sperm ) . in each round of division , cells go through four stages : prophase , metaphase , anaphase , and telophase . meiosis i before entering meiosis i , a cell must first go through interphase . | are there visible centrioles at telophase ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | meiosis , on the other hand , is used for just one purpose in the human body : the production of gametes—sex cells , or sperm and eggs . its goal is to make daughter cells with exactly half as many chromosomes as the starting cell . to put that another way , meiosis in humans is a division process that takes us from a ... | does in a normal body cell all chromosomes are single structured ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in anaphase ii , the sister chromatids separate and are pulled towards opposite poles of the cell . in telophase ii , nuclear membranes form around each set of chromosomes , and the chromosomes decondense . cytokinesis splits the chromosome sets into new cells , forming the final products of meiosis : four haploid cell... | does 2n means 46 single structured chromosomes or 23 double structured chromosomes ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | these cells are haploid—have just one chromosome from each homologue pair—but their chromosomes still consist of two sister chromatids . in meiosis ii , the sister chromatids separate , making haploid cells with non-duplicated chromosomes . during prophase ii , chromosomes condense and the nuclear envelope breaks down ... | in the first paragraph in meiosis ii , why are the cells considered haploid if they are complete chromosomes ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . | is independent segregation the same as independent assortment ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in some organisms , the nuclear membrane re-forms and the chromosomes decondense , although in others , this step is skipped—since cells will soon go through another round of division , meiosis ii $ ^ { 2,3 } $ . cytokinesis usually occurs at the same time as telophase i , forming two haploid daughter cells . meiosis i... | on the image for telophase 1 , should n't it be diploid ( n=2 ) instead of haploid ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in some organisms , the nuclear membrane re-forms and the chromosomes decondense , although in others , this step is skipped—since cells will soon go through another round of division , meiosis ii $ ^ { 2,3 } $ . cytokinesis usually occurs at the same time as telophase i , forming two haploid daughter cells . meiosis i... | why after meiosis i the cells are haploid when dna are copied before division ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | cytokinesis usually occurs at the same time as telophase i , forming two haploid daughter cells . meiosis ii cells move from meiosis i to meiosis ii without copying their dna . meiosis ii is a shorter and simpler process than meiosis i , and you may find it helpful to think of meiosis ii as “ mitosis for haploid cells ... | and why are they haploid after division in meiosis ii ( in the picture phases of meiosis ii , it stated that starting cells are haploid and gametes are haploid as well ) ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | cytokinesis usually occurs at the same time as telophase i , forming two haploid daughter cells . meiosis ii cells move from meiosis i to meiosis ii without copying their dna . meiosis ii is a shorter and simpler process than meiosis i , and you may find it helpful to think of meiosis ii as “ mitosis for haploid cells ... | the stage between meiosis one and meiosis 2 is called ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | the points where homologues cross over and exchange genetic material are chosen more or less at random , and they will be different in each cell that goes through meiosis . if meiosis happens many times , as in humans , crossovers will happen at many different points . random orientation of homologue pairs . | how many dna molecules will the cell have in s ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in anaphase i , the homologues are pulled apart and move apart to opposite ends of the cell . the sister chromatids of each chromosome , however , remain attached to one another and do n't come apart . finally , in telophase i , the chromosomes arrive at opposite poles of the cell . | what happens if there are problems in anaphase i.e when a cell gets one extra chromosome or does n't get a chromosome ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | cytokinesis usually occurs at the same time as telophase i , forming two haploid daughter cells . meiosis ii cells move from meiosis i to meiosis ii without copying their dna . meiosis ii is a shorter and simpler process than meiosis i , and you may find it helpful to think of meiosis ii as “ mitosis for haploid cells ... | if dna is replicated during interphase before meiosis i why are the cells haploid and not diploid at the end of meiosis i ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in humans , the haploid cells made in meiosis are sperm and eggs . when a sperm and an egg join in fertilization , the two haploid sets of chromosomes form a complete diploid set : a new genome . phases of meiosis in many ways , meiosis is a lot like mitosis . | what are the two advantages of possessing two sets of chromosomes ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | the two sister chromatids of each chromosome are captured by microtubules from opposite spindle poles . in metaphase ii , the chromosomes line up individually along the metaphase plate . in anaphase ii , the sister chromatids separate and are pulled towards opposite poles of the cell . | in metaphase ii , is there a random configuration of the chromatids as they line up ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | for example , take a look the meiosis ii diagram above , which shows the products of meiosis for a cell with $ 2n = 4 $ chromosomes . each gamete has a unique `` sample '' of the genetic material present in the starting cell . as it turns out , there are many more potential gamete types than just the four shown in the ... | how would this affect the genetic variability of the offspring ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | when a sperm and an egg join in fertilization , the two haploid sets of chromosomes form a complete diploid set : a new genome . phases of meiosis in many ways , meiosis is a lot like mitosis . the cell goes through similar stages and uses similar strategies to organize and separate chromosomes . | would children tend to look more like the parents ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | cytokinesis usually occurs at the same time as telophase i , forming two haploid daughter cells . meiosis ii cells move from meiosis i to meiosis ii without copying their dna . meiosis ii is a shorter and simpler process than meiosis i , and you may find it helpful to think of meiosis ii as “ mitosis for haploid cells ... | how long does the entire process of meiosis take in humans ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in metaphase ii , the chromosomes line up individually along the metaphase plate . in anaphase ii , the sister chromatids separate and are pulled towards opposite poles of the cell . in telophase ii , nuclear membranes form around each set of chromosomes , and the chromosomes decondense . | during prophase ii , why are they two centrosomes in each cell and why are they not at the opposite poles ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | when a sperm and an egg join in fertilization , the two haploid sets of chromosomes form a complete diploid set : a new genome . phases of meiosis in many ways , meiosis is a lot like mitosis . the cell goes through similar stages and uses similar strategies to organize and separate chromosomes . | mitosis and meiosis are examples of which characteristics of life ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | sister chromatids separate during a second round , called meiosis ii . since cell division occurs twice during meiosis , one starting cell can produce four gametes ( eggs or sperm ) . in each round of division , cells go through four stages : prophase , metaphase , anaphase , and telophase . | what is the phase between cell division when the cell copies itself ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | it 's common for multiple crossovers ( up to $ 25 $ ! ) to take place for each homologue pair $ ^1 $ . the spots where crossovers happen are more or less random , leading to the formation of new , `` remixed '' chromosomes with unique combinations of alleles . | before meosis 1 , cell has 23 pair chromosomes then how do they distribute in 2 daughter cell equally according to homologous pair separation ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | phases of meiosis in many ways , meiosis is a lot like mitosis . the cell goes through similar stages and uses similar strategies to organize and separate chromosomes . in meiosis , however , the cell has a more complex task . | do the chromosomes that switch similar genetic information switch more than one type of gene or do they switch genes multiple times with multiple genes ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in anaphase ii , the sister chromatids separate and are pulled towards opposite poles of the cell . in telophase ii , nuclear membranes form around each set of chromosomes , and the chromosomes decondense . cytokinesis splits the chromosome sets into new cells , forming the final products of meiosis : four haploid cell... | why are the chromosomes different colors ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | meiosis , on the other hand , is used for just one purpose in the human body : the production of gametes—sex cells , or sperm and eggs . its goal is to make daughter cells with exactly half as many chromosomes as the starting cell . to put that another way , meiosis in humans is a division process that takes us from a ... | six centromeres are observed in a prophase 1 cell from a species of insect , how many pairs of chromosomes does this organism contains ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in each round of division , cells go through four stages : prophase , metaphase , anaphase , and telophase . meiosis i before entering meiosis i , a cell must first go through interphase . as in mitosis , the cell grows during g $ _1 $ phase , copies all of its chromosomes during s phase , and prepares for division dur... | dna doubles at s-phase of meiosis then why individual chromosome present in cell nucleus do not appears `` x '' shaped in s-phase ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | the dna is broken at the same spot on each homologue—here , between genes b and c—and reconnected in a criss-cross pattern so that the homologues exchange part of their dna . this process , in which homologous chromosomes trade parts , is called crossing over . it 's helped along by a protein structure called the synap... | so what is the purpose of crossing over ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | cytokinesis usually occurs at the same time as telophase i , forming two haploid daughter cells . meiosis ii cells move from meiosis i to meiosis ii without copying their dna . meiosis ii is a shorter and simpler process than meiosis i , and you may find it helpful to think of meiosis ii as “ mitosis for haploid cells ... | are meiosis i and meiosis ii really two separate processes or is it just split for ease of explaining ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in some organisms , the nuclear membrane re-forms and the chromosomes decondense , although in others , this step is skipped—since cells will soon go through another round of division , meiosis ii $ ^ { 2,3 } $ . cytokinesis usually occurs at the same time as telophase i , forming two haploid daughter cells . meiosis i... | what cells are made in meiosis that is different than when mitosis occurs ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | if meiosis happens many times , as in humans , crossovers will happen at many different points . random orientation of homologue pairs . the random orientation of homologue pairs in metaphase i allows for the production of gametes with many different assortments of homologous chromosomes . | can you have random orientation on metaphase 2 ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | sister chromatids separate during a second round , called meiosis ii . since cell division occurs twice during meiosis , one starting cell can produce four gametes ( eggs or sperm ) . in each round of division , cells go through four stages : prophase , metaphase , anaphase , and telophase . | is it possible for a sex cell or germ cell to have a uneven number of chromosomes ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | homologue pairs separate during a first round of cell division , called meiosis i . sister chromatids separate during a second round , called meiosis ii . since cell division occurs twice during meiosis , one starting cell can produce four gametes ( eggs or sperm ) . | i am having a bit difficulty in understanding the pattern with which the sister chromatides separated , in the second diagram of meiosis|| , as shown in the text above about meiosis , does the manner in which they are shown ( the parts of the chromatides which undergo crossing over ) , matter when indicating which side... |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | cytokinesis usually occurs at the same time as telophase i , forming two haploid daughter cells . meiosis ii cells move from meiosis i to meiosis ii without copying their dna . meiosis ii is a shorter and simpler process than meiosis i , and you may find it helpful to think of meiosis ii as “ mitosis for haploid cells ... | what determines the proportion of maternal and paternal chromosomes that a meiotic product will receive after meiosis ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in anaphase ii , the sister chromatids separate and are pulled towards opposite poles of the cell . in telophase ii , nuclear membranes form around each set of chromosomes , and the chromosomes decondense . cytokinesis splits the chromosome sets into new cells , forming the final products of meiosis : four haploid cell... | can there be an odd number of chromosomes at interphase ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | meiosis , on the other hand , is used for just one purpose in the human body : the production of gametes—sex cells , or sperm and eggs . its goal is to make daughter cells with exactly half as many chromosomes as the starting cell . to put that another way , meiosis in humans is a division process that takes us from a ... | if there are 4 unreplicated chromosomes what is the number of the haploid cell ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | sister chromatids separate during a second round , called meiosis ii . since cell division occurs twice during meiosis , one starting cell can produce four gametes ( eggs or sperm ) . in each round of division , cells go through four stages : prophase , metaphase , anaphase , and telophase . | how does a sperm cell get its tail ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | when a sperm and an egg join in fertilization , the two haploid sets of chromosomes form a complete diploid set : a new genome . phases of meiosis in many ways , meiosis is a lot like mitosis . the cell goes through similar stages and uses similar strategies to organize and separate chromosomes . | what does parthenogenesis result in females during the phases of meiosis ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . | and what is ( bivalent ) ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | cytokinesis usually occurs at the same time as telophase i , forming two haploid daughter cells . meiosis ii cells move from meiosis i to meiosis ii without copying their dna . meiosis ii is a shorter and simpler process than meiosis i , and you may find it helpful to think of meiosis ii as “ mitosis for haploid cells ... | in meiosis , where does the word `` tetrad '' come in ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | as it turns out , there are many more potential gamete types than just the four shown in the diagram , even for a cell with with only four chromosomes . the two main reason we can get many genetically different gametes are : crossing over . the points where homologues cross over and exchange genetic material are chosen... | are there two different stages of cytokinesis ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in some organisms , the nuclear membrane re-forms and the chromosomes decondense , although in others , this step is skipped—since cells will soon go through another round of division , meiosis ii $ ^ { 2,3 } $ . cytokinesis usually occurs at the same time as telophase i , forming two haploid daughter cells . meiosis i... | cytokinesis 1 and cytokinesis 2 ? |
introduction mitosis is used for almost all of your body ’ s cell division needs . it adds new cells during development and replaces old and worn-out cells throughout your life . the goal of mitosis is to produce daughter cells that are genetically identical to their mothers , with not a single chromosome more or less ... | in some organisms , the nuclear membrane re-forms and the chromosomes decondense , although in others , this step is skipped—since cells will soon go through another round of division , meiosis ii $ ^ { 2,3 } $ . cytokinesis usually occurs at the same time as telophase i , forming two haploid daughter cells . meiosis i... | if the diploid cell going through meiosis divides during interphase , how does it produce two daughter haploid cells ? |
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