A search for long-lived balancing selection has found at least six regions of the genome where humans and chimpanzees share a combination of genetic variants. These human genetic variation dates back to a common ancestor with chimpanzees millions of years ago, before the species split.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/B...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/B...