Lactase deficiency (Introduction)

by David Turell , Wednesday, July 31, 2013, 19:15 (4133 days ago)

A significant part of human developmental history in the European area. Many adults naturally lose the ability to digest lactace the sugar in dairy milk. Particularly in Africa. But europeans have developed a mutation that allows milk sugar digeston.-http://www.nature.com/news/archaeology-the-milk-revolution-1.13471?WT.ec_id=NATURE-20130801