1. Genetics
... is the adaptation of animals to their environment. Evolution occurs because of genetic variation in populations of animals and because of natural selection, which is the selection of animals that are best suited to their environment. The main component of evolution is natural selection, due to hereditary differences in the ability of individual organism to survive in their environment. The organisms that are most well ... suited to the environment are the ones that survive, and thus live on to reproduce. The idea of natural selection was first introduced by Charles Darwin, and has since ...
- Word Count: 1922
- Approx Pages: 8
- Grade Level: High School