Evolution The Common Genetic Code - サンプルメーカー

http://www.myspace.com/acorvettes The often-mentioned fact that humans and chimpanzees are 99.9 percent identical in their DNA is hard to accept for some people, who can't comprehend how we could share so much of our basic genetic endowment even with the most humanlike ape. Yet this genetic similarity is very real, and it dramatically shows how parsimonious natural selection can be -- it reuses genes and structures that have worked well in the past.