A biologist doing a long-term study on a wild spider population observes increased variation in silk thickness.Which of the following could the spider population be experiencing?
A)directional selection
B)stabilizing selection
C)disruptive selection
D)sexual selection
E)genetic drift

Question

Quizplus · Accepted Answer

Disruptive selection favors extreme traits over intermediate traits, leading to increased variation in the population. The increased variation in silk thickness could suggest that the spider population is experiencing disruptive selection.

A Biologist Doing a Long-Term Study on a Wild Spider