7
QuizMultiple Choice

Measuring Populations

Question 7 • 112 CCHS Environmental Science

Why do disruptive selection pressures tend to favor rapid evolutionary changes?

Answer
A
They result in sudden gene frequency changes.
B
They eliminate extreme genetic traits.
C
They select for one variation of a genetic trait.
D
They result in environmental adaptation.

Explanation

Disruptive selection favors individuals with extreme forms of a trait over those with intermediate forms. This can quickly change which trait variants are common in the population, causing sudden changes in gene frequencies. So the best answer is “They result in sudden gene frequency changes.”

AI-written and checked against the verified answer.

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