Question

What change is observed in a distribution curve for a trait affected by directional selection?(1 point)
Responses pick one answer

It shifts to the left.
It shifts to the left.

It shifts to the right.
It shifts to the right.

It shifts either to the right or to the left.
It shifts either to the right or to the left.

It shifts to the right and to the left.

Answers

GPT-4o mini
The correct answer is: **It shifts either to the right or to the left.**

Directional selection drives the frequency of a specific trait in one direction, which can lead to a shift in the distribution curve towards one extreme or the other depending on which trait is being favored.