Friday, April 29, 2011

Bacteria Divide People Into 3 Types, Scientists Say - New York Times


Bacteria Divide People Into 3 Types, Scientists Say
New York Times
In the early 1900s, scientists discovered that each person belonged to one of four blood types. Now they have discovered a new way to classify humanity: by bacteria. Each human being is host to thousands of different species of microbes. ...

and more »

No comments:

Post a Comment