BIOLOGY 1M03 Chapter 11: Chapter 11- From Hominoid to Hominin.docx
8 Sep 2014
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Document Summary
Bipedal locomotion led to major morphological changes in bodies in new savanna and woodland habitats, new kinds of food became. 2. available caused changes in teeth, jaws, and skulls. 5 categories distinguish modern humans from contemporary apes: Our dentition and jaw musculature are different from those of apes. 5. culture, transmitted in part through spoken language. We have much larger brains in relation to our body size. We depend on an elaborate, highly variable material and symbolic hominins are not included in the same genus (homo) as modern humans. Ardipithecus last common ancestor of humans and chimpanzees lived between 7 and 5 mya. Based on fossils of wood and seeds found at site unclear whether ardipithecus is related more closely to humans or to chimpanzees. Most work on human evolution has focused on east africa and. South africa, but this specimen comes from the middle of africa suggests that hominins had a larger range than believed.
