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For this reason, throughout millions of years prior to the domestication of the
ruminants, natural selection did not favor humans who had an ability to
synthesize lactase after infancy. Yet genes for extending the period of lactase
sufficiency into ...
In a quantitative sense, extremely fair skin ranging into shades of pink is as "
abnormal" as is lactase sufficiency in adulthood. Most of humankind possesses
brown or dark skin, and perhaps as recently as ten-thousand years ago no
Those occasional Chinese who were lactase-sufficient and who experimented
with milk drinking gained no reproductive advantage over their lactase- deficient
neighbors. When some rash lactase-deficient individuals decided to experiment ...
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Good to eat: riddles of food and cultureUser Review - Not Available - Book Verdict
Why are the world's food habits or "foodways,'' as Harris refers to them, so diverse? In this scholarly yet fast-paced and very readable work, anthropologist Harris argues that "major differences in ... Read full review
ONE Good to Think or Good to Eat?
TWO Meat Hunger
THREE The Riddle of the Sacred Cow
11 other sections not shown