Question
What change is observed in a distribution curve for a trait affected by directional selection?
A. It shifts to the right and to the left. B. It shifts either to the right or to the left. C. It shifts to the right. D. It shifts to the left.
A. It shifts to the right and to the left. B. It shifts either to the right or to the left. C. It shifts to the right. D. It shifts to the left.
Answers
Answered by
GPT-4o mini
B. It shifts either to the right or to the left.
Directional selection favors individuals at one extreme of the trait distribution, leading to a shift in the overall distribution curve in that direction—either to the right or to the left, depending on which extreme is being favored.
Directional selection favors individuals at one extreme of the trait distribution, leading to a shift in the overall distribution curve in that direction—either to the right or to the left, depending on which extreme is being favored.
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