39. which of the following is not an important component of the theory of evolution by
natural selection?
a. variation within species b. differential reproductive success c. acquired traits
are passed on

During a fierce storm a large number of tall trees on an island are uprooted by the wind and die. most of the trees on the island are now short trees and produce seeds that grow into short trees. what concept is shown in this example? question 5 options: natural selection artificial selection genetic engineering gene splicing