fill in the blank question\na change in the genetic composition of a population of organisms over a period…

fill in the blank question\na change in the genetic composition of a population of organisms over a period of time is called
Answer
Brief Explanations:
In biology, evolution is defined as the change in the genetic composition of a population of organisms over time. It occurs through mechanisms like natural selection, genetic drift, mutation, and gene - flow.
Answer:
evolution