Which of the Following Is a Plausible Explanation for the Typically

question 87

Multiple Choice

Which of the following is a plausible explanation for the typically slow rates of evolution over the long term?

• A) Most populations have little genetic variation.
• B) Natural selection is typically a stabilizing phenomenon.
• C) Directional selection is commonplace.
• D) Genetic drift counters the effects of selection, particularly in large populations.
• E) Mutation rates are very high.

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