Got Milk? Early Humans and Lactase Persistence

Genome biologist Ed Green describes the process in which the genes of two groups can be compared to look for selected benefits. He cites a gene that gave humans a unique advantage over the rest of the animal kingdom: our ability to digest milk as adults.

Watch the Full Program Here:    • Why We Prevailed: Evolution and the B...  
Original Program Date: June 2, 2012

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