Recent Human Evolution – Lactase Intolerance and Adaptation to Altitude

Digestive problems with milk are common in some adult populations. However, some people have the ability to consume milk into adulthood, even though adults consumed no milk throughout most of human evolution.

Please read:
1) Unkindest cup

2)  Human lactase

3) Eisenstein

4) Tishkoff

A second example of recent human evolution is  the Sherpas, Andeans, and Ethiopean Highlander’s different adaptations to the high altitude environment. we will explore the different routes to physiologic adaptation in Tuesday’s class.

Handout for Tuesday’s lecture:

High Altitude Cultures

Additional readings for August 27.

Beall

http://news.nationalgeographic.com/news/pf/92910801.html

http://www.sciencedaily.com/releases/2010/05/100513143453.htm

and

Genes at high altitude

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