In the text example, the change in moth populations from predominantly light- to dark-winged forms was the result of
A)environmental changes.
B)natural selection.
C)food choices by predators.
D)the ability of birds to find the prey.
E)all of these.

Question

Quizplus · Accepted Answer

The change in moth populations from light- to dark-winged forms was due to environmental changes (industrial pollution darkening tree bark), natural selection (darker moths had a survival advantage), and food choices by predators (birds more easily spotted lighter moths on darkened trees).

In the Text Example, the Change in Moth Populations from Predominantly