Multiple Choice
Which of the following is not a possible reason for why adaptations are not perfect?
A) Gene flow can bring genetic variants into a population that are not perfectly adapted to the local environment.
B) The population may lack the appropriate genetic variation to respond to natural selection.
C) An allele that is favored by natural selection may cause other effects that are harmful.
D) Some adaptations, such as physiological adaptations to minimize heat stress in a globally warming climate, may be beneficial throughout the geographic range of a species.
Correct Answer:
Verified
Correct Answer:
Verified
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