Answer:
There are four forces of evolution: mutation, gene flow, genetic drift, and natural selection. Mutation creates new genetic variation in a gene pool. Gene flow and genetic drift alter allele frequencies in a gene pool
Answer:
Explanation:
The fertile land along the great Nile River supported the Egyptian civilization. Egyptians built cities, great pyramids, and a strong kingdom. It expanded into a great empire as art, literature, and architecture blossomed.