Answer:
evolution
Explanation:
Mutations are essential to evolution; they are the raw material of genetic variation. Without mutation, evolution could not occur.
Answer:
evolution
Explanation:
A mutation is a change in DNA, the hereditary material of life. An organism's DNA affects how it looks, how it behaves, and its physiology. So a change in an organism's DNA can cause changes in all aspects of its life. ... Without mutation, evolution could not occur.