Primate Origins Evidence of a shared evolutionary origin – Comparing similarities among many primates suggest that they have a common ancestor. Scientists look at fossils for anatomy, 2. What is the DNA (biochemistry), embryology, etc. closest common ancestor to modern humans? How do Humanlike primates evolve Anthropoids (ape-human like), Hominoids (more human like) we know? Hominoids evolved in Asia and Africa Global environmental changes created changes in vegetation and our ancestors were favored to be adapted on land and not in trees. We were more for land and now had an “fit” advantage! 3. Out of Africa theory? SUMMARY: BELLRINGER: Essential Questions: Human Ancestry 1. Identify the What is a hominoid, hominid? structural evidence 5-8 million years ago in Africa of the major Hominoid primates can walk upright on two legs-bipedal….an anatomical changes advantage for life on land. in human evolution.
2. What is the closest common ancestor to modern humans? How do we know? 3. Out of Africa theory? Primate Origins – Evidence of a shared evolutionary origin Comparing similarities among many primates suggest that they have a common ancestor. Scientists look at fossils for anatomy, DNA (biochemistry), embryology, etc. Humanlike primates evolve Anthropoids (ape-human like), Hominoids (more human like) Hominoids evolved in Asia and Africa Global environmental changes created changes in vegetation and our ancestors were favored to be adapted on land and not in trees. We were more “fit” for land and now had an advantage! SUMMARY: BELLRINGER: Essential Questions: 1. Identify the structural evidence of the major anatomical changes in human evolution. Human Ancestry What is a hominoid, hominid? 5-8 million years ago in Africa Hominoid primates can walk upright on two legs-bipedal….an advantage for life on land.
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