AnswersBiology_B_IC_AltBiogeographic Isolation-Standard Bio 4.5

Biological Evidence and the Fossil Record Answers

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21
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Which of the following must occur for speciation to happen?

A
geographic isolation
B
reproductive isolation
C
temporal isolation
D
behavioral isolation
22
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Which is most likely to happen to a population that becomes anatomically isolated from the rest of its species?

A
The entire species will become extinct.
B
The population will become a separate species over time.
C
The population will breed with a different species nearby.
D
The entire species will continue to have viable offspring together.
23

Which is most likely to happen to a population that becomes anatomically isolated from the rest of its species?

A
The entire species will become extinct.
B
The population will become a separate species over time.
C
The population will breed with a different species nearby.
D
The entire species will continue to have viable offspring together.

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