Evolution began 3 billion years ago, when the first life forms
appeared on Earth.
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How does reproductive isolation increase diversity
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Definition1/7
it stops gene flow
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Why are the enzymes used in cellular respiration virtually identical in all species
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the same genetic code produces those enzymes.
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Why might a person whose ancestors came from the Arctic tend to carry more body fat than a person whose ancestors came from the tropics despite similar diets and exercise
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People from the Arctic carry more fat because extra fat is an
adaptation to cold environments.
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According to evolutionary theory what was the most likely evolutionary precursor to humans
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hominids
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Microevolution can occur when some individuals in a population survive and reproduce more often in a new environment what is this an example of
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adaption to the new environment
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Which of these is an example of an extinction that has been witnessed by humans
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dodo bird
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Cards in this guide (7)
When evolution started
Evolution began 3 billion years ago, when the first life forms
appeared on Earth.
How does reproductive isolation increase diversity
it stops gene flow
Why are the enzymes used in cellular respiration virtually identical in all species
the same genetic code produces those enzymes.
Why might a person whose ancestors came from the Arctic tend to carry more body fat than a person whose ancestors came from the tropics despite similar diets and exercise
People from the Arctic carry more fat because extra fat is an
adaptation to cold environments.
According to evolutionary theory what was the most likely evolutionary precursor to humans
hominids
Microevolution can occur when some individuals in a population survive and reproduce more often in a new environment what is this an example of
adaption to the new environment
Which of these is an example of an extinction that has been witnessed by humans
Why might a person whose ancestors came from the Arctic tend to carry more body fat than a person whose ancestors came from the tropics despite similar diets and exercise
Which of these is an example of the abiotic environment
Over a few million years in Africa droughts have often caused grasses and shrubs to die some years while tall trees survived Because of this giraffes with very long necks could feed in the trees w
Why might a person whose ancestors came from the Arctic tend to carry more body fat than a person whose ancestors came from the tropics despite similar diets and exercise
Which of these is not an idea put forth by evolutionary biologists
Which of these sentences states why the DNA molecule differs from the RNA Molecule