The Science of Self

Genetic Divergence in Human Populations (1x18)

Ημερομηνία προβολής: Ιαν 01, 2009

After humans migrated out of Africa, they encountered new environments that promoted adaptive evolutionary changes. Investigate several such cases, including the adaptation of lighter skin color at higher latitudes, and adult lactose tolerance in response to the innovation of cattle domestication for milk production.