What makes us different from animals? (图) zt Time
文章来源:
40hutu
于
2006-10-05 14:26:08
Not very much, when you look at our DNA. But those few tiny changes made all the difference in the world.
By MICHAEL D. LEMONICK, ANDREA DORFMAN
http://www.time.com/time/magazine/article/0,9171,1541283,00.html