ASB 222 Lecture 13: Exam 3 #2 Origin and Spread of Modern Humans
10 Nov 2015
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Document Summary
Qafzeh (90kya: genetics informing the origins of modern humans. Modern human evolved in africa between 200-100 kya. All modern humans outside of africa are all descended of a small population that left east africa 80- The population spread rapidly along the southern coast of asia. The population then moved north and west to eurasia. Less genetically variable than chimpanzees (fewer genetic di erences) Human descend from a population of about 20,000. The further it is from the original, the lesser genetic you get each time. Lesser than lesser when it"s further away from africa. Rely heavily on social learned traditions cultural individuals. Started to see these in middle stone age in africa (250-60kya) From 1 pound of stone x inches of cutting edge for mode 4 technique. Decorative / symbolic artifacts in middle stone age. Red ocher blombos cave, south africa (77ya: archaeology of europe. The rst homo sapiens in europe (upper paleolithic)
