A species of butterflies gradually becomes darker in color over many generations; this is an example of which characteristic of living organisms?

Question

Quizplus · Accepted Answer

This is an example of evolution, which is the process by which species change over time. Evolution can happen at the level of the individual, but it is most significant at the level of populations and species. Therefore, this is an example of organisms evolving as a group. Option A refers to a characteristic of reproduction, Option B describes metabolism, and Option D describes the process of sensing and responding to the environment, but neither of these relate to the change in coloration over time.

A Species of Butterflies Gradually Becomes Darker in Color Over