Percy,
The other, a variant of the ASPM gene, is as recent as 500 to 14,000 years old and is now carried by about a quarter of the global population.
How on earth does a gene that arises once get into 25% of the global population in 500 years?
Mark
This message has been edited by mark24, 03-18-2006 11:44 AM
There are 10 kinds of people in this world; those that understand binary, & those that don't