Why Do Different Mutations Accumulate in Two Species Once They

question 13

Multiple Choice

Why do different mutations accumulate in two species once they diverge?

• A)They can no longer mate and exchange mutated genes.
• B)The molecular clock runs at different speeds in different species.
• C)All answers are correct.
• D)Natural selection favors mutations in one species over another.
• E)Convergent evolution causes the difference in mutations.

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Definitions:

Motor Control

The process by which the nervous system directs or influences muscles to perform voluntary movements.

Cerebellum

A region of the brain that plays an important role in motor control, coordination, precision, and timing of movements.

Basal Ganglia

A group of nuclei in the brain involved in coordinating movement, as well as aspects of learning and emotion.