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In the mammal family, what is the name for hoofed animals, such as deer, sheep, goats, pigs, buffalo, elephants and giraffes?
[ "rodents", "bovines", "ungulates", "primates" ]
ungulates
Answer the following multiple-choice question. Question: In the mammal family, what is the name for hoofed animals, such as deer, sheep, goats, pigs, buffalo, elephants and giraffes? Options: A. rodents B. bovines C. ungulates D. primates Which option is correct and why?
The correct answer is: ungulates.
In the nematic phase, only the long axes of the molecules are parallel, and the ends are staggered at random intervals. in the smectic phase, the long axes of the molecules are parallel, and the molecules are also arranged in planes. finally, in thecholesteric phase, the molecules are arranged in layers; each layer is rotated with respect to the ones above and below it to give it this?
[ "spiral structure", "kinetic energy", "symmetry", "layer structure" ]
spiral structure
Answer the following multiple-choice question. Question: In the nematic phase, only the long axes of the molecules are parallel, and the ends are staggered at random intervals. in the smectic phase, the long axes of the molecules are parallel, and the molecules are also arranged in planes. finally, in thecholesteric phase, the molecules are arranged in layers; each layer is rotated with respect to the ones above and below it to give it this? Options: A. spiral structure B. kinetic energy C. symmetry D. layer structure Which option is correct and why?
The correct answer is: spiral structure.
What term means the force of attraction that holds together oppositely charged ions?
[ "solvent bond", "ionic bond", "magnetic bond", "electron bond" ]
ionic bond
Answer the following multiple-choice question. Question: What term means the force of attraction that holds together oppositely charged ions? Options: A. solvent bond B. ionic bond C. magnetic bond D. electron bond Which option is correct and why?
The correct answer is: ionic bond.
In single-celled organisms, plasma membrane extensions, such as whip-like flagella or brush-like cilia, aid in what?
[ "sensation", "movement", "pressure", "sound" ]
movement
Answer the following multiple-choice question. Question: In single-celled organisms, plasma membrane extensions, such as whip-like flagella or brush-like cilia, aid in what? Options: A. sensation B. movement C. pressure D. sound Which option is correct and why?
The correct answer is: movement.
What is defined as male gametes that form in the testes and mature in the epididymis?
[ "sperm", "stereocilia", "mucus", "plasma" ]
sperm
Answer the following multiple-choice question. Question: What is defined as male gametes that form in the testes and mature in the epididymis? Options: A. sperm B. stereocilia C. mucus D. plasma Which option is correct and why?
The correct answer is: sperm.
All planets exhibit the same or nearly the same direction and shape of what path around the sun?
[ "orbit", "ellipse", "nucleus", "revolution" ]
orbit
Answer the following multiple-choice question. Question: All planets exhibit the same or nearly the same direction and shape of what path around the sun? Options: A. orbit B. ellipse C. nucleus D. revolution Which option is correct and why?
The correct answer is: orbit.
What do you call a change in the dna or rna sequence?
[ "adaptation", "degradation", "infection", "mutation" ]
mutation
Answer the following multiple-choice question. Question: What do you call a change in the dna or rna sequence? Options: A. adaptation B. degradation C. infection D. mutation Which option is correct and why?
The correct answer is: mutation.
What is produced when hydrogen gas and oxygen gas are ignited?
[ "liquid", "air", "water", "Fire" ]
water
Answer the following multiple-choice question. Question: What is produced when hydrogen gas and oxygen gas are ignited? Options: A. liquid B. air C. water D. Fire Which option is correct and why?
The correct answer is: water.
What is the term for the buildup of electric charge on an object, which can be transferred to another when touched?
[ "static cling", "electric potential", "electromagnetic electricity", "static electricity" ]
static electricity
Answer the following multiple-choice question. Question: What is the term for the buildup of electric charge on an object, which can be transferred to another when touched? Options: A. static cling B. electric potential C. electromagnetic electricity D. static electricity Which option is correct and why?
The correct answer is: static electricity.
What is the basis of the classification of protists?
[ "conditions shared", "mutations shared", "tails shared", "traits shared" ]
traits shared
Answer the following multiple-choice question. Question: What is the basis of the classification of protists? Options: A. conditions shared B. mutations shared C. tails shared D. traits shared Which option is correct and why?
The correct answer is: traits shared.
What is the movement of animals from one place to another called?
[ "hibernation", "extinction", "migration", "evacuation" ]
migration
Answer the following multiple-choice question. Question: What is the movement of animals from one place to another called? Options: A. hibernation B. extinction C. migration D. evacuation Which option is correct and why?
The correct answer is: migration.
What does the respiratory system exchange between the body and the outside air?
[ "gases", "nutrients", "fluids", "blood" ]
gases
Answer the following multiple-choice question. Question: What does the respiratory system exchange between the body and the outside air? Options: A. gases B. nutrients C. fluids D. blood Which option is correct and why?
The correct answer is: gases.
In the body, second in volume to intracellular fluid is what type of fluid, which surrounds cells that are not blood cells?
[ "circuitry fluid", "watery fluid", "concomitant fluid", "interstitial fluid" ]
interstitial fluid
Answer the following multiple-choice question. Question: In the body, second in volume to intracellular fluid is what type of fluid, which surrounds cells that are not blood cells? Options: A. circuitry fluid B. watery fluid C. concomitant fluid D. interstitial fluid Which option is correct and why?
The correct answer is: interstitial fluid.
How many sperm does it take to fertilize an egg?
[ "1", "4", "3", "2" ]
1
Answer the following multiple-choice question. Question: How many sperm does it take to fertilize an egg? Options: A. 1 B. 4 C. 3 D. 2 Which option is correct and why?
The correct answer is: 1.
The volume of a regularly shaped solid can be calculated from its what?
[ "layers", "mass", "density", "dimensions" ]
dimensions
Answer the following multiple-choice question. Question: The volume of a regularly shaped solid can be calculated from its what? Options: A. layers B. mass C. density D. dimensions Which option is correct and why?
The correct answer is: dimensions.
What is approximately the average stroke volume in humans?
[ "65 ml", "75 ml", "70 ml", "80 ml" ]
70 ml
Answer the following multiple-choice question. Question: What is approximately the average stroke volume in humans? Options: A. 65 ml B. 75 ml C. 70 ml D. 80 ml Which option is correct and why?
The correct answer is: 70 ml.
Systemic communication through the phloem helps integrate the functions of the whole what?
[ "animal", "bird", "plant", "insect" ]
plant
Answer the following multiple-choice question. Question: Systemic communication through the phloem helps integrate the functions of the whole what? Options: A. animal B. bird C. plant D. insect Which option is correct and why?
The correct answer is: plant.
What structure shows the bonding between atoms, with dots representing available electrons?
[ "Mendelian model", "Pascal model", "string theory", "lewis structure" ]
lewis structure
Answer the following multiple-choice question. Question: What structure shows the bonding between atoms, with dots representing available electrons? Options: A. Mendelian model B. Pascal model C. string theory D. lewis structure Which option is correct and why?
The correct answer is: lewis structure.
What is a thick, dark brown or black liquid found in rock layers of the earth's crust?
[ "oil", "coal", "propane", "fossil fuel" ]
oil
Answer the following multiple-choice question. Question: What is a thick, dark brown or black liquid found in rock layers of the earth's crust? Options: A. oil B. coal C. propane D. fossil fuel Which option is correct and why?
The correct answer is: oil.
What are indestructible and constantly in motion?
[ "viruses", "ions", "atoms", "crystals" ]
atoms
Answer the following multiple-choice question. Question: What are indestructible and constantly in motion? Options: A. viruses B. ions C. atoms D. crystals Which option is correct and why?
The correct answer is: atoms.
What kind of reaction do you see when the concentration of reactants is higher?
[ "constant reaction rate", "faster reaction rate", "slow reaction rate", "regular reaction rate" ]
faster reaction rate
Answer the following multiple-choice question. Question: What kind of reaction do you see when the concentration of reactants is higher? Options: A. constant reaction rate B. faster reaction rate C. slow reaction rate D. regular reaction rate Which option is correct and why?
The correct answer is: faster reaction rate.
What part of a plant protects the plant cell, maintains its shape, and prevents excessive uptake of water?
[ "wall", "chloroplasm", "stem", "root" ]
wall
Answer the following multiple-choice question. Question: What part of a plant protects the plant cell, maintains its shape, and prevents excessive uptake of water? Options: A. wall B. chloroplasm C. stem D. root Which option is correct and why?
The correct answer is: wall.
The process of splitting atoms creates what kind of waste?
[ "radioactive", "recyclable", "safe", "inert" ]
radioactive
Answer the following multiple-choice question. Question: The process of splitting atoms creates what kind of waste? Options: A. radioactive B. recyclable C. safe D. inert Which option is correct and why?
The correct answer is: radioactive.
Chromosomal alterations are mutations that change what?
[ "detected structure", "discovery structure", "Skeleton Structure", "chromosome structure" ]
chromosome structure
Answer the following multiple-choice question. Question: Chromosomal alterations are mutations that change what? Options: A. detected structure B. discovery structure C. Skeleton Structure D. chromosome structure Which option is correct and why?
The correct answer is: chromosome structure.
When an atom gains or loses an electron it becames an?
[ "ion", "neutron", "photon", "electron" ]
ion
Answer the following multiple-choice question. Question: When an atom gains or loses an electron it becames an? Options: A. ion B. neutron C. photon D. electron Which option is correct and why?
The correct answer is: ion.
What is a type of cell that supports neurons and maintains their environment?
[ "neurofilament cell", "interneuron cell", "axon cell", "glial cell" ]
glial cell
Answer the following multiple-choice question. Question: What is a type of cell that supports neurons and maintains their environment? Options: A. neurofilament cell B. interneuron cell C. axon cell D. glial cell Which option is correct and why?
The correct answer is: glial cell.
The coordinated activities of the legume and the rhizobium bacteria depend on what between the partners?
[ "sight signals", "fertilizer signals", "electric signals", "chemical signals" ]
chemical signals
Answer the following multiple-choice question. Question: The coordinated activities of the legume and the rhizobium bacteria depend on what between the partners? Options: A. sight signals B. fertilizer signals C. electric signals D. chemical signals Which option is correct and why?
The correct answer is: chemical signals.
The purpose of scientific investigations generally is to test a what?
[ "question", "theory", "hypothesis", "suggestion" ]
hypothesis
Answer the following multiple-choice question. Question: The purpose of scientific investigations generally is to test a what? Options: A. question B. theory C. hypothesis D. suggestion Which option is correct and why?
The correct answer is: hypothesis.
The most common curved mirrors are what?
[ "solid", "convex", "concave", "spherical" ]
spherical
Answer the following multiple-choice question. Question: The most common curved mirrors are what? Options: A. solid B. convex C. concave D. spherical Which option is correct and why?
The correct answer is: spherical.
What type of tissue covers the outside of a plant in a single layer of cells called the epidermis?
[ "anterior", "dermal", "mucous", "dorsal" ]
dermal
Answer the following multiple-choice question. Question: What type of tissue covers the outside of a plant in a single layer of cells called the epidermis? Options: A. anterior B. dermal C. mucous D. dorsal Which option is correct and why?
The correct answer is: dermal.
In a molecular compound, electrons are shared between atoms in which type of bond?
[ "covalent", "deformation", "Ionic", "corrosion" ]
covalent
Answer the following multiple-choice question. Question: In a molecular compound, electrons are shared between atoms in which type of bond? Options: A. covalent B. deformation C. Ionic D. corrosion Which option is correct and why?
The correct answer is: covalent.
What process does water undergo to leave behind dissolved substances?
[ "oxidation", "accumulation", "evaporation", "ascension" ]
evaporation
Answer the following multiple-choice question. Question: What process does water undergo to leave behind dissolved substances? Options: A. oxidation B. accumulation C. evaporation D. ascension Which option is correct and why?
The correct answer is: evaporation.
What type of proteins bind to foreign substances and attempt destruction?
[ "membranes", "antibodies", "ribosomes", "antigens" ]
antibodies
Answer the following multiple-choice question. Question: What type of proteins bind to foreign substances and attempt destruction? Options: A. membranes B. antibodies C. ribosomes D. antigens Which option is correct and why?
The correct answer is: antibodies.
Photosynthesis involves reactions that are dependent on what?
[ "air", "food", "light", "water" ]
light
Answer the following multiple-choice question. Question: Photosynthesis involves reactions that are dependent on what? Options: A. air B. food C. light D. water Which option is correct and why?
The correct answer is: light.
Like simple hormone pathways, hormone cascade pathways typically involve what kind of feedback?
[ "positive", "negative", "effective", "neutral" ]
negative
Answer the following multiple-choice question. Question: Like simple hormone pathways, hormone cascade pathways typically involve what kind of feedback? Options: A. positive B. negative C. effective D. neutral Which option is correct and why?
The correct answer is: negative.
The ocean basin begins where the ocean meets what?
[ "bay", "land", "sea", "river" ]
land
Answer the following multiple-choice question. Question: The ocean basin begins where the ocean meets what? Options: A. bay B. land C. sea D. river Which option is correct and why?
The correct answer is: land.
What causes cobalt chloride to turn pink?
[ "show 2 + ions", "h20 + ions", "co 2+ ions", "discussed 2 + ions" ]
co 2+ ions
Answer the following multiple-choice question. Question: What causes cobalt chloride to turn pink? Options: A. show 2 + ions B. h20 + ions C. co 2+ ions D. discussed 2 + ions Which option is correct and why?
The correct answer is: co 2+ ions.
What bodily defense can be acquired in an active or passive way, and can be natural or artificial?
[ "nerves", "skin", "immunity", "membrane" ]
immunity
Answer the following multiple-choice question. Question: What bodily defense can be acquired in an active or passive way, and can be natural or artificial? Options: A. nerves B. skin C. immunity D. membrane Which option is correct and why?
The correct answer is: immunity.
Like the stem, what basic plant structure contains vascular bundles composed of xylem and phloem?
[ "leaf", "flower", "bark", "root" ]
leaf
Answer the following multiple-choice question. Question: Like the stem, what basic plant structure contains vascular bundles composed of xylem and phloem? Options: A. leaf B. flower C. bark D. root Which option is correct and why?
The correct answer is: leaf.
What kind of symmetry do echinoderm larvae have?
[ "bilateral", "spherical", "internal", "radial" ]
bilateral
Answer the following multiple-choice question. Question: What kind of symmetry do echinoderm larvae have? Options: A. bilateral B. spherical C. internal D. radial Which option is correct and why?
The correct answer is: bilateral.
Reducing waste, as well as reusing and recycling resources, can help save what?
[ "coral resources", "artificial resources", "eletrical resources", "natural resources" ]
natural resources
Answer the following multiple-choice question. Question: Reducing waste, as well as reusing and recycling resources, can help save what? Options: A. coral resources B. artificial resources C. eletrical resources D. natural resources Which option is correct and why?
The correct answer is: natural resources.
What is a person who studies the frequency and distribution of disease within human populations and environments called?
[ "anthropologist", "biologist", "epidemiologist", "entymologist" ]
epidemiologist
Answer the following multiple-choice question. Question: What is a person who studies the frequency and distribution of disease within human populations and environments called? Options: A. anthropologist B. biologist C. epidemiologist D. entymologist Which option is correct and why?
The correct answer is: epidemiologist.
In adaptive radiation, what is the name of the initial species that then subsequently becomes multiple other ones?
[ "pioneer", "founder", "Mother", "father" ]
founder
Answer the following multiple-choice question. Question: In adaptive radiation, what is the name of the initial species that then subsequently becomes multiple other ones? Options: A. pioneer B. founder C. Mother D. father Which option is correct and why?
The correct answer is: founder.
The structures of both trifluoramine and hydroxylamine are similar to that of what?
[ "magnesium", "hydrogen", "nitrogen", "ammonia" ]
ammonia
Answer the following multiple-choice question. Question: The structures of both trifluoramine and hydroxylamine are similar to that of what? Options: A. magnesium B. hydrogen C. nitrogen D. ammonia Which option is correct and why?
The correct answer is: ammonia.
What protects reptiles from drying out?
[ "scales", "skin", "hairs", "sweat" ]
scales
Answer the following multiple-choice question. Question: What protects reptiles from drying out? Options: A. scales B. skin C. hairs D. sweat Which option is correct and why?
The correct answer is: scales.
How many chromosomes do bacterial dna have?
[ "one simple chromosome", "one triangular chromosome", "one circular chromosome", "one rectangular chromosome" ]
one circular chromosome
Answer the following multiple-choice question. Question: How many chromosomes do bacterial dna have? Options: A. one simple chromosome B. one triangular chromosome C. one circular chromosome D. one rectangular chromosome Which option is correct and why?
The correct answer is: one circular chromosome.
What makes blue cheese blue?
[ "mites", "rennit", "fungus", "rot" ]
fungus
Answer the following multiple-choice question. Question: What makes blue cheese blue? Options: A. mites B. rennit C. fungus D. rot Which option is correct and why?
The correct answer is: fungus.
What type of evolution often happens in species that have symbiotic relationships?
[ "coevolution", "succession", "retrogression", "spontaneous evolution" ]
coevolution
Answer the following multiple-choice question. Question: What type of evolution often happens in species that have symbiotic relationships? Options: A. coevolution B. succession C. retrogression D. spontaneous evolution Which option is correct and why?
The correct answer is: coevolution.
Helicopter pilots can recover from piloting errors by decreasing altitude, turning some of their potential energy into what kind of energy?
[ "active", "free", "electrical", "kinetic" ]
kinetic
Answer the following multiple-choice question. Question: Helicopter pilots can recover from piloting errors by decreasing altitude, turning some of their potential energy into what kind of energy? Options: A. active B. free C. electrical D. kinetic Which option is correct and why?
The correct answer is: kinetic.
Rise divided by run is called what?
[ "slope", "steep", "mound", "hill" ]
slope
Answer the following multiple-choice question. Question: Rise divided by run is called what? Options: A. slope B. steep C. mound D. hill Which option is correct and why?
The correct answer is: slope.
Where did west nile first appear?
[ "North Africa", "Southeast Asia", "north america", "Central America" ]
north america
Answer the following multiple-choice question. Question: Where did west nile first appear? Options: A. North Africa B. Southeast Asia C. north america D. Central America Which option is correct and why?
The correct answer is: north america.
How do cancer cells typically spread from one part of the body to another?
[ "plasma", "bloodstream", "kidneys", "liver" ]
bloodstream
Answer the following multiple-choice question. Question: How do cancer cells typically spread from one part of the body to another? Options: A. plasma B. bloodstream C. kidneys D. liver Which option is correct and why?
The correct answer is: bloodstream.
The rate of the accumulation of neutral what serves as a type of population-based biological clock?
[ "polymorphisms", "prokaryotic", "enzymes", "eukaryotes" ]
polymorphisms
Answer the following multiple-choice question. Question: The rate of the accumulation of neutral what serves as a type of population-based biological clock? Options: A. polymorphisms B. prokaryotic C. enzymes D. eukaryotes Which option is correct and why?
The correct answer is: polymorphisms.
The transmitted light strikes a photoelectric tube, which converts the light energy to?
[ "electricity", "gas", "heat", "color" ]
electricity
Answer the following multiple-choice question. Question: The transmitted light strikes a photoelectric tube, which converts the light energy to? Options: A. electricity B. gas C. heat D. color Which option is correct and why?
The correct answer is: electricity.
About how many grams of carbohydrates are in a typical apple?
[ "30", "25", "20", "35" ]
20
Answer the following multiple-choice question. Question: About how many grams of carbohydrates are in a typical apple? Options: A. 30 B. 25 C. 20 D. 35 Which option is correct and why?
The correct answer is: 20.
What is the smallest unit of a chemical element called?
[ "droplet", "cell", "atom", "nucleus" ]
atom
Answer the following multiple-choice question. Question: What is the smallest unit of a chemical element called? Options: A. droplet B. cell C. atom D. nucleus Which option is correct and why?
The correct answer is: atom.
What is the term for a scalar measure of how quickly an object is moving along this line?
[ "motion", "force", "velocity", "speed" ]
speed
Answer the following multiple-choice question. Question: What is the term for a scalar measure of how quickly an object is moving along this line? Options: A. motion B. force C. velocity D. speed Which option is correct and why?
The correct answer is: speed.
A redox reaction rearranges what subatomic particles?
[ "neutrons", "protons", "water molecules", "electrons" ]
electrons
Answer the following multiple-choice question. Question: A redox reaction rearranges what subatomic particles? Options: A. neutrons B. protons C. water molecules D. electrons Which option is correct and why?
The correct answer is: electrons.
What substances digest the food in the vacuole of an ingestive protist?
[ "enzymes", "hormones", "carbohydrates", "lipids" ]
enzymes
Answer the following multiple-choice question. Question: What substances digest the food in the vacuole of an ingestive protist? Options: A. enzymes B. hormones C. carbohydrates D. lipids Which option is correct and why?
The correct answer is: enzymes.
What type of force allows non-polar molecules to interact?
[ "centrifigal dispersion", "london dispersion", "graviitational force", "experienced dispersion" ]
london dispersion
Answer the following multiple-choice question. Question: What type of force allows non-polar molecules to interact? Options: A. centrifigal dispersion B. london dispersion C. graviitational force D. experienced dispersion Which option is correct and why?
The correct answer is: london dispersion.
What is a thin layer of bacteria that sticks to a surface?
[ "a monofilm", "a biolfilm", "a choanocyte", "a spicule" ]
a biolfilm
Answer the following multiple-choice question. Question: What is a thin layer of bacteria that sticks to a surface? Options: A. a monofilm B. a biolfilm C. a choanocyte D. a spicule Which option is correct and why?
The correct answer is: a biolfilm.
The amount of water vapor in the air and the temperature of the medium affects how fast what travels?
[ "light", "colour", "sound", "traffic" ]
sound
Answer the following multiple-choice question. Question: The amount of water vapor in the air and the temperature of the medium affects how fast what travels? Options: A. light B. colour C. sound D. traffic Which option is correct and why?
The correct answer is: sound.
An rna codon reading guu encodes for what?
[ "arginine", "glycine", "valine", "carbon" ]
valine
Answer the following multiple-choice question. Question: An rna codon reading guu encodes for what? Options: A. arginine B. glycine C. valine D. carbon Which option is correct and why?
The correct answer is: valine.
Scanning acoustic microscopes use what kind of waves to scan a specimen?
[ "sound waves", "radio waves", "heat waves", "gamma waves" ]
sound waves
Answer the following multiple-choice question. Question: Scanning acoustic microscopes use what kind of waves to scan a specimen? Options: A. sound waves B. radio waves C. heat waves D. gamma waves Which option is correct and why?
The correct answer is: sound waves.
The contents of which organ are mixed every 20 seconds?
[ "kidney", "the metabolism", "pancreas", "the stomach" ]
the stomach
Answer the following multiple-choice question. Question: The contents of which organ are mixed every 20 seconds? Options: A. kidney B. the metabolism C. pancreas D. the stomach Which option is correct and why?
The correct answer is: the stomach.
How many chambers are in a reptiles heart?
[ "ten", "two", "three", "five" ]
three
Answer the following multiple-choice question. Question: How many chambers are in a reptiles heart? Options: A. ten B. two C. three D. five Which option is correct and why?
The correct answer is: three.
What is the opening in the front of the eye called?
[ "lens", "cornea", "iris", "pupil" ]
pupil
Answer the following multiple-choice question. Question: What is the opening in the front of the eye called? Options: A. lens B. cornea C. iris D. pupil Which option is correct and why?
The correct answer is: pupil.
When salinity and pressure increase, or when temperature decreases, what happens to water density?
[ "fluctuates", "increases", "drops", "stays the same" ]
increases
Answer the following multiple-choice question. Question: When salinity and pressure increase, or when temperature decreases, what happens to water density? Options: A. fluctuates B. increases C. drops D. stays the same Which option is correct and why?
The correct answer is: increases.
The bending of a wave around the edges of an opening or an obstacle is called this?
[ "sputtering", "diffraction", "absorption", "reflection" ]
diffraction
Answer the following multiple-choice question. Question: The bending of a wave around the edges of an opening or an obstacle is called this? Options: A. sputtering B. diffraction C. absorption D. reflection Which option is correct and why?
The correct answer is: diffraction.
What controls the shape of a developing zygote early in its development?
[ "chromosomes", "storage genes", "gap genes", "DNA" ]
gap genes
Answer the following multiple-choice question. Question: What controls the shape of a developing zygote early in its development? Options: A. chromosomes B. storage genes C. gap genes D. DNA Which option is correct and why?
The correct answer is: gap genes.
What happens to structural genes in the presence of tryptophan?
[ "they are transcribed", "they are not transcribed", "they are exterminated​", "they are not oxidised" ]
they are not transcribed
Answer the following multiple-choice question. Question: What happens to structural genes in the presence of tryptophan? Options: A. they are transcribed B. they are not transcribed C. they are exterminated​ D. they are not oxidised Which option is correct and why?
The correct answer is: they are not transcribed.
What type of pressure may build up inside the cell when water moves into a cell by osmosis?
[ "impervious pressure", "osmotic pressure", "transverse pressure", "pleasurable pressure" ]
osmotic pressure
Answer the following multiple-choice question. Question: What type of pressure may build up inside the cell when water moves into a cell by osmosis? Options: A. impervious pressure B. osmotic pressure C. transverse pressure D. pleasurable pressure Which option is correct and why?
The correct answer is: osmotic pressure.
What is the process by which plants make their own food called?
[ "fusion", "photosynthesis", "atherosclerosis", "fission" ]
photosynthesis
Answer the following multiple-choice question. Question: What is the process by which plants make their own food called? Options: A. fusion B. photosynthesis C. atherosclerosis D. fission Which option is correct and why?
The correct answer is: photosynthesis.
Conductivity, oxidation state and physical appearance are properties that help determine whether what are metals?
[ "elements", "atoms", "phases", "organisms" ]
elements
Answer the following multiple-choice question. Question: Conductivity, oxidation state and physical appearance are properties that help determine whether what are metals? Options: A. elements B. atoms C. phases D. organisms Which option is correct and why?
The correct answer is: elements.
What specific part of the brain regulates the endocrine system?
[ "frontal lobe", "parietal lobe", "hippocampus", "hypothalamus" ]
hypothalamus
Answer the following multiple-choice question. Question: What specific part of the brain regulates the endocrine system? Options: A. frontal lobe B. parietal lobe C. hippocampus D. hypothalamus Which option is correct and why?
The correct answer is: hypothalamus.
Chemical reactions follow which laws?
[ "thermodynamics", "Archie's law", "Physics Analysis", "Chemical kinetics" ]
thermodynamics
Answer the following multiple-choice question. Question: Chemical reactions follow which laws? Options: A. thermodynamics B. Archie's law C. Physics Analysis D. Chemical kinetics Which option is correct and why?
The correct answer is: thermodynamics.
There are three basic types of hormones: lipid-derived, amino acid-derived, and what?
[ "manipulated", "secreted", "acidic", "peptide" ]
peptide
Answer the following multiple-choice question. Question: There are three basic types of hormones: lipid-derived, amino acid-derived, and what? Options: A. manipulated B. secreted C. acidic D. peptide Which option is correct and why?
The correct answer is: peptide.
Fertilization occurs when an egg and sperm come together to form a what?
[ "cell", "infant", "zygote", "eukaryote" ]
zygote
Answer the following multiple-choice question. Question: Fertilization occurs when an egg and sperm come together to form a what? Options: A. cell B. infant C. zygote D. eukaryote Which option is correct and why?
The correct answer is: zygote.
The explosion of nitroglycerin, which releases large volumes of gases, is what type of reaction?
[ "exponential", "exothermic", "energetic", "endothermic" ]
exothermic
Answer the following multiple-choice question. Question: The explosion of nitroglycerin, which releases large volumes of gases, is what type of reaction? Options: A. exponential B. exothermic C. energetic D. endothermic Which option is correct and why?
The correct answer is: exothermic.
What done ozone help protect against?
[ "helium rays", "x-rays", "ultraviolet rays", "gamma rays" ]
ultraviolet rays
Answer the following multiple-choice question. Question: What done ozone help protect against? Options: A. helium rays B. x-rays C. ultraviolet rays D. gamma rays Which option is correct and why?
The correct answer is: ultraviolet rays.
What category of food includes sugars, starches and fibers?
[ "alcohols", "carbohydrates", "proteins", "enzymes" ]
carbohydrates
Answer the following multiple-choice question. Question: What category of food includes sugars, starches and fibers? Options: A. alcohols B. carbohydrates C. proteins D. enzymes Which option is correct and why?
The correct answer is: carbohydrates.
What are substances that the body needs for energy, building materials, and control of body processes?
[ "molecules", "nutrients", "carbons", "acids" ]
nutrients
Answer the following multiple-choice question. Question: What are substances that the body needs for energy, building materials, and control of body processes? Options: A. molecules B. nutrients C. carbons D. acids Which option is correct and why?
The correct answer is: nutrients.
What law shows the relationships among temperature, volume, and pressure?
[ "Newton's law", "combined gas", "Law of Conservation", "Murphy's Law" ]
combined gas
Answer the following multiple-choice question. Question: What law shows the relationships among temperature, volume, and pressure? Options: A. Newton's law B. combined gas C. Law of Conservation D. Murphy's Law Which option is correct and why?
The correct answer is: combined gas.
What 2 things keep polar bears warm in their arctic ecosystem?
[ "thick fur, blubber", "camouflage, blubber", "colourful fur , blubber", "hibernation, thick fur" ]
thick fur, blubber
Answer the following multiple-choice question. Question: What 2 things keep polar bears warm in their arctic ecosystem? Options: A. thick fur, blubber B. camouflage, blubber C. colourful fur , blubber D. hibernation, thick fur Which option is correct and why?
The correct answer is: thick fur, blubber.
What two things are a phospholipid molecules composed of?
[ "hydrophillic head , and substrate tails", "hemophillic head, and substrate tails", "hydrophillic head , and hydrophobic tails", "hydrophillic head , and adhesion tails" ]
hydrophillic head , and hydrophobic tails
Answer the following multiple-choice question. Question: What two things are a phospholipid molecules composed of? Options: A. hydrophillic head , and substrate tails B. hemophillic head, and substrate tails C. hydrophillic head , and hydrophobic tails D. hydrophillic head , and adhesion tails Which option is correct and why?
The correct answer is: hydrophillic head , and hydrophobic tails.
When plants reproduce, the offspring has characteristics similar to the?
[ "parents", "siblings", "grandparents", "cousins" ]
parents
Answer the following multiple-choice question. Question: When plants reproduce, the offspring has characteristics similar to the? Options: A. parents B. siblings C. grandparents D. cousins Which option is correct and why?
The correct answer is: parents.
Algae are like plants mainly because they contain what?
[ "cell wall", "chloroplasts", "cells", "organelles" ]
chloroplasts
Answer the following multiple-choice question. Question: Algae are like plants mainly because they contain what? Options: A. cell wall B. chloroplasts C. cells D. organelles Which option is correct and why?
The correct answer is: chloroplasts.
The radius of an atom is defined as one-half the distance between the nuclei in a molecule consisting of two identical atoms joined by what?
[ "metallic bond", "ionic bond", "covalent bond", "hydrogen bond" ]
covalent bond
Answer the following multiple-choice question. Question: The radius of an atom is defined as one-half the distance between the nuclei in a molecule consisting of two identical atoms joined by what? Options: A. metallic bond B. ionic bond C. covalent bond D. hydrogen bond Which option is correct and why?
The correct answer is: covalent bond.
What is it called when a mistake occurs in dna replication.
[ "radiation", "degradation", "mutation", "adaptation" ]
mutation
Answer the following multiple-choice question. Question: What is it called when a mistake occurs in dna replication. Options: A. radiation B. degradation C. mutation D. adaptation Which option is correct and why?
The correct answer is: mutation.
Birds are thought to have evolved around 150 million years ago from what?
[ "theropod dinosaurs", "raptor dinosaurs", "parrot dinosaurs", "teradactils" ]
theropod dinosaurs
Answer the following multiple-choice question. Question: Birds are thought to have evolved around 150 million years ago from what? Options: A. theropod dinosaurs B. raptor dinosaurs C. parrot dinosaurs D. teradactils Which option is correct and why?
The correct answer is: theropod dinosaurs.
The mostly subterranean lifestyle of stone plants reduces water loss from evaporation and inhibits what?
[ "photosynthesis", "chlorophyll", "tissues", "reactions" ]
photosynthesis
Answer the following multiple-choice question. Question: The mostly subterranean lifestyle of stone plants reduces water loss from evaporation and inhibits what? Options: A. photosynthesis B. chlorophyll C. tissues D. reactions Which option is correct and why?
The correct answer is: photosynthesis.
What is the term for the process in which an area that has never before been colonized changes through time?
[ "ecological succession", "environmental succession", "continuous succession", "colony succession" ]
ecological succession
Answer the following multiple-choice question. Question: What is the term for the process in which an area that has never before been colonized changes through time? Options: A. ecological succession B. environmental succession C. continuous succession D. colony succession Which option is correct and why?
The correct answer is: ecological succession.
All the major landmasses moved together to form one supercontinent in which period?
[ "Mesozoic", "Cenozoic", "cambrian", "permian" ]
permian
Answer the following multiple-choice question. Question: All the major landmasses moved together to form one supercontinent in which period? Options: A. Mesozoic B. Cenozoic C. cambrian D. permian Which option is correct and why?
The correct answer is: permian.
A problem with using food chains to describe ecosystems is that some organisms can feed on or be consumed by species from more than one of what level?
[ "trophic level", "biome level", "pH level", "habitat level" ]
trophic level
Answer the following multiple-choice question. Question: A problem with using food chains to describe ecosystems is that some organisms can feed on or be consumed by species from more than one of what level? Options: A. trophic level B. biome level C. pH level D. habitat level Which option is correct and why?
The correct answer is: trophic level.
What is the practical application of scientific principles and discoveries to develop things that make our lives easier?
[ "Movement", "experiment", "engineering", "component" ]
engineering
Answer the following multiple-choice question. Question: What is the practical application of scientific principles and discoveries to develop things that make our lives easier? Options: A. Movement B. experiment C. engineering D. component Which option is correct and why?
The correct answer is: engineering.
In plants, a cell plate is formed during cell cytokinesis by golgi vesicles fusing at the what?
[ "tectonic plate", "metaphase plate", "mitosis plate", "chromosomes plate" ]
metaphase plate
Answer the following multiple-choice question. Question: In plants, a cell plate is formed during cell cytokinesis by golgi vesicles fusing at the what? Options: A. tectonic plate B. metaphase plate C. mitosis plate D. chromosomes plate Which option is correct and why?
The correct answer is: metaphase plate.
What is the type of volcano with a tall cone shape that you picture when picturing a volcano?
[ "composite", "active", "advanced", "inactive" ]
composite
Answer the following multiple-choice question. Question: What is the type of volcano with a tall cone shape that you picture when picturing a volcano? Options: A. composite B. active C. advanced D. inactive Which option is correct and why?
The correct answer is: composite.
The amount of what entering the eyes helps control the biological clock?
[ "heat", "energy", "light", "air" ]
light
Answer the following multiple-choice question. Question: The amount of what entering the eyes helps control the biological clock? Options: A. heat B. energy C. light D. air Which option is correct and why?
The correct answer is: light.
Protists are classified as animal-like, plant-like, or what else?
[ "fungus-like", "bacteria - like", "virus - like", "pathogen - like" ]
fungus-like
Answer the following multiple-choice question. Question: Protists are classified as animal-like, plant-like, or what else? Options: A. fungus-like B. bacteria - like C. virus - like D. pathogen - like Which option is correct and why?
The correct answer is: fungus-like.
Satellite and schwann cells are the two types of what kind of cell found in the pns?
[ "dendritic", "osteoclast", "glial", "epidermal" ]
glial
Answer the following multiple-choice question. Question: Satellite and schwann cells are the two types of what kind of cell found in the pns? Options: A. dendritic B. osteoclast C. glial D. epidermal Which option is correct and why?
The correct answer is: glial.