Path: utzoo!attcan!uunet!tut.cis.ohio-state.edu!bgsuvax!gagen From: gagen@bgsuvax.UUCP (kathleen gagen) Newsgroups: sci.bio Subject: Re: Man vs Woman vs Chimp DNA Percentages Message-ID: <6342@bgsuvax.UUCP> Date: 3 Oct 90 01:53:20 GMT References: <1340.27063f87@desire.wright.edu> Organization: Bowling Green State University B.G., Oh. Lines: 13 From article <1340.27063f87@desire.wright.edu>, by sbishop@desire.wright.edu: > In article <1990Sep21.195915.1913@cbnewsd.att.com>, kja@cbnewsd.att.com (krista.j.anderson) writes: > > Sorry to correct you but this has been discussed earlier. The chromosome > count difference is not considered a valid excuse for failure to crossbreed. > Horses and donkeys have different numbers of chromosome pairs and they > manage quite well to produce offspring when bred together. The offspring > are called MULES. MULES, however, are almost always sterile. This is due to miotic problems resulting in inviable gametes. Kathleen Gagen