Evolution (Introduction)

by David Turell , Wednesday, March 04, 2009, 17:26 (5539 days ago) @ David Turell

This article shows how chemically complex the early bacterial forms of life were, and how they set up nitrogen and oxygen levels, resulting in support for more complex organisms, which followed in the continuing evolution of life. http://www.sciencedaily.com/releases/2009/02/090219141436.htm