Joined: July 2007
[quote=afarensis,July 16 2008,19:15]This looks interesting
Control of segment number in vertebrate embryos:
|The vertebrate body axis is subdivided into repeated segments, best exemplified by the vertebrae that derive from embryonic somites. The number of somites is precisely defined for any given species...|
Um...there's a slight problem there, as that claim is false.
It's false in fish:
It's false in pigs:
It's false in people: