BIOL197_L13_Ch23_StudyGuide_RevisedNov22.pdf

D what are the key adaptations that distinguish

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D. What are the key adaptations that distinguish mammals from all other amniotic vertebrates? Compare and contrast the reproductive modes of prototherians, marsupials, and eutherians. Humans Evolved among the Primates 1. Describe the differences between Old World and New World monkeys.
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2. What leads biologists to conclude that the evolution of brain size and jaw size may be functionally linked? 3. What evidence leads biologists to think that Homo sapiensoriginated in and then expanded out of Africa? 4. Explain the mechanism behind maternal inheritance of mtDNA. Compare and contrast “nuclear DNA ancestry” with “mtDNA ancestry, with “y-chromosome analysis”. 6. Describe the migration of humans out of Africa and use the pattern of dispersal to answer questions about human evolution. For example, was there only 1 migration?
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