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Biology

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Jeffry Ortiz

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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

dodo bird

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