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Ch 17: Human Evol

Holt Modern Biology Chapter 17 Human Evolution

QuestionAnswer
Anthropoid Primate One of a subgroup of primates that includes monkeys and apes
Bipedalism Walking upright on two legs
Dental Formula The number, kind, and placement of teeth that are specific for a particular type of organism
Great Ape A gibbon, orangutan, gorilla, or a chimpanzee
Hominid A subgroup of primates that includes modern humans and their bipedal ancestors
Opposable Thumb A thumb that is opposite the other four fingers
Paleoanthropologist A scientist that studies fossil evidence of human evolution
Pelvis hipbones
Prehensile grasping
Primate A mammalian order that includes humans
Prosimian Primate A suborder of modern primates that includes lemurs, lorises and tarsiers
Australopithecine Early hominid
Lucy Australopithecus afarensis
Quadrupedal Walking on four limbs
Multiregional Hypothesis Hypothesis that modern humans evolved in paralel all over the Earth from different populations of Homo erectus
Recent-African-Origin Hypothesis Hypothesis that modern Homo sapiens originated in Africa only about 100,000 to 200,000 years ago and then left Africa
Created by: jmglbrt
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