Question

In a laboratory population of flies, the female flies are gray and the males are yellowish gray. Biologists observed that all the male flies had an equal chance for reproduction, but the male flies with the brightest colors were more likely to successfully reproduce. What phenomenon could explain such a change?
A. sexual selectionB. disruptive selectionC. stabilizing selectionD. directional selection

Answer 1

A. sexual selection sdnkjdfjk

hope that this helped hon

Answer 2

Ans.

Sexual selection is defined as a mode of natural selection, which involves selection of mates of other sex by the member of one biological sex, and competition with the members of same sex for the members of opposite sex.

As male flies with brightest color are more successfully reproduce as compare to male flies with light color, this phenomenon represents sexual selection.

Thus, the correct answer is option A). 'sexual selection.'