Genetic testing has shown that humans and chimpanzees have most of their DNA in common. In a study of 90,000 base pairs, Wayne State University's Morris Goodman found humans and chimpanzees share 99.4% of their DNA. [2] (http:// www.freep.com/news/nw/chimp20_20030520.htm) [3] (www.reasons.org/ resources/apologetics/humans_chimps_same_genus.shtml).