From TEDEd, there is a five finger trick for understanding and remembering the five processes — small population, non-random mating, mutations, gene flow, adaptation — that impact evolution (ie. the changes in the gene pool of a population from generation to generation). This video, narrated by Paul Andersen and animated by Alan Foreman, is seriously excellent.

Watch more videos about evolution.

via Explore.

WATCH MORE VIDEOS ABOUT...

Get the week's 5 most-watched smart videos delivered.