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Health

Potential for Vitamin D synthesis

Gene ExpressionBy Razib KhanApril 30, 2008 8:27 PM

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From The evolution of human skin coloration, page 12:

Jablonski_skin_color_200012.jpg

The main reason I post is that I don't think that intuitively people have a good idea of how far north the north of Europe is, and the fact that "temperate" East Asia is at the latitude of the Mediterranean (as is most of the United States).

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