Biogeographic Isolation-Standard Bio 4.5

Question 1

Evolution is a process of

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change

Question 2

in a population through

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genetic

Question 3

variation over .

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time

Question 4

Evolution involves

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change over time

Question 5

and .

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descent from a common ancestor

Question 6

Which of the following statements are true about common ancestors? Check all of the boxes that apply.

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A common ancestor exists when two species are derived from the same ancestral species.; When two organisms share a common ancestor it means that they are related to some degree.; The more common ancestors two species share, the more closely they are related.; Common ancestors show evidence for evolution because they show that all life is related.

Question 7

Which of the following statements, if true, would support evolution and the idea that all life comes from a common ancestor? Select all of the boxes that apply.

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The bodies of different species are similar.; The development of different species are similar.; The DNA of different species are similar.; Experiments can form the molecules of life out of chemicals.; Fossils show a history of life that gets more complex.; Fossils show different stages of evolution in a species.; The fossil record is backed up by the geological record.

Biogeographic Isolation-Standard Bio 4.5 Answers

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