Thursday, February 07, 2008

Where'd Ya Get Those Baby Blues?

Danish geneticists say everyone with blue eyes is not just related, but descended from one person.

--snip--

Brown, they say, is the default color for human eyes ... produced by melanin.

Blue eyes are caused by a genetic switch, programmed to suppress the melanin. It's a genetic mutation.

--snip--

The first blue eyed person was probably born near the Black Sea just 10,000 years ago when the entire population of the world was less than 50,000.

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