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1MO3_Chapter 13.docx

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Department
Biology
Course
BIOLOGY 1M03
Professor
Jon Stone
Semester
Winter

Description
Homo sapiens and the Evolution of Modern Human Behaviour The Road to Homo sapiensHomo heidelbergensis evolved into Homo sapiens in Africa200000 years ago Books Accepted hypothesesPage 303 o Anatomically modern humans evolve in Africa between 200 and 100 kyaCulture either gradually evolved or suddenly changed at 60 kya o Migrated from Africa about 60 kyaPage 316from genetic data o Founding population of 10000 adults o Migration along the southern coast of Asia o Interactions and a small amount of interbreeding with Neanderthals Multiple species were present outside of Africa 25050 kya including H sapiensMoreover H heidelbergensis and H neanderthalis were outside of Africa when H sapiens evolvedWhy then do we hypothesize that H sapiens evolved in Africa Muddle in the Middle Figure 1243Different hypotheses from different researchers o None completely agree with figure 1036 oArgues for a single global species of H sapienslarge population with much interbreeding Homo floresiensis the HobbitsFlores Indonesia1674 kyaSmall bodied o 3 feet tallSmall brained o 400 cc chimpanzeesizedSophisticat
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