Very cool. Thanks for sharing that. On Thu, Jun 25, 2009 at 6:34 AM, Vivec <gel21...@gmail.com> wrote:
> > > http://www.washingtonpost.com/wp-dyn/content/article/2009/06/21/AR2009062101726_2.html?wprss=rss_nation&sid=ST2009062200350 > > "There is a simplicity and all-inclusiveness to the number three -- > the triangle, the Holy Trinity, three peas in a pod. So it's perhaps > not surprising that the Family of Man is divided that way, too. > > All of Earth's people, according to a new analysis of the genomes of > 53 populations, fall into just three genetic groups. They are the > products of the first and most important journey our species made -- > the walk out of Africa about 70,000 years ago by a small fraction of > ancestral Homo sapiens. > > One group is the African. It contains the descendants of the original > humans who emerged in East Africa about 200,000 years ago. The second > is the Eurasian, encompassing the natives of Europe, the Middle East > and Southwest Asia (east to about Pakistan). The third is the East > Asian, ants of Asia, Japan and Southeast Asia, and -- thanks to the > Bering Land Bridge and island-hopping in the South Pacific -- of the > Americas and Oceania as well." > > "Of course, small variations can result in dramatic differences. Skin > color is perhaps the most obvious. > Vitamin D is made in the skin through a chemical reaction requiring > ultraviolet light. Mutations in genes that lighten skin pigment -- at > least a half-dozen have been found -- swept through populations as > they moved away from the Equator and had less-constant sunlight. > Among West Africans, a chance mutation in the blood protein hemoglobin > turned out to partially protect against malaria. It rapidly became > common in places where malaria was a huge threat to survival. > Similarly, a mutation allowing adults to digest milk became valuable > when Middle Easterners and Europeans domesticated cattle. About 90 > percent of Scandinavians now carry it. > Such clear ethnic distinctions are the exception, however, defying the > expectations of many researchers. That may have been a product of the > way scientists have studied genes over the last century. " > > ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Want to reach the ColdFusion community with something they want? Let them know on the House of Fusion mailing lists Archive: http://www.houseoffusion.com/groups/cf-community/message.cfm/messageid:298908 Subscription: http://www.houseoffusion.com/groups/cf-community/subscribe.cfm Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=89.70.5
