"Spoken words are the symbols of mental experience and written words are the symbols of spoken words. Just as all men have not the same speech sounds, so all men have not the same writing." - Aristotle (300 B.C.)
Thursday, April 21
21/04/2011
The common chimpanzee (Pan troglodytes) is our closest relative. Its genome sequence is about 98.8% identical to our own, and we shared a common ancestor some six million years ago.’ The assumption that humans diverged from chimps roughly this long ago also forms the basis of the mitochondrial clock, which ‘continues to be widely used to “time” human evolution and population movements, both ancient and modern.’
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment