What Effect Does Natural Selection Have on Population Variation

question 14

Multiple Choice

What effect does natural selection have on population variation?

• A)It increases variation.
• B)It decreases variation.
• C)It both increases and decreases variation.
• D)It does not affect variation.

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G. Stanley Hall

An American psychologist who is known for his contributions to developmental psychology and the founding of the American Psychological Association.

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