A Well-Known Example of Natural Selection in Action Is the Change

question 20

Essay

A well-known example of natural selection in action is the change in the peppered moth population in England in the nineteenth century.The moths blended in with their light-colored natural surroundings,but with increasing industrialization in England,smoke began to pollute the foliage and darken the trees and rocks.Eventually,populations that were once mostly light colored became mostly dark colored.Using natural selection,propose a hypothesis that would explain why the moth population changed over time from mostly light colored to mostly dark colored.