What Is Evolution?

Evolution is an unpredictable and natural process of temporal descent with genetic modifications that is affected by natural selection, chance, and changing environments. An easier more simplified definition is a change in the gene pool of a population over time. A gene is a hereditary trait that can be passed on for many generations.
The gene pool is the set of all genes in a species or population. In order to understand evolution, it is vital to view populations as a collection of individuals, each harboring a different set of traits. …