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Biology 10B Ch 16

QuestionAnswer
Subfamily that includes only humans and human ancestors Hominin
Active during the day Diurnal
Order of animals characteized by flexible hands and feet Primate
Finger that can be brought opposite the other fingers Opposable first digit
Human like primate Anthropoid
Active during the night Nocturnal
Forward-looking eyes with overlapping fields of vision that provide greater depth perception Binocular vision
"Fifth limb" used for grasping and support Prehensile tail
(S or H) Include tarsiers, monkeys, and apes Haplorhines
(S or H) Include lemurs Strepsirrhines
(S or H)Generally have more complex social systems Haplorhines
(S or H)Include anthropoids Haplorhines
(S or H) Categorized based on characteristics of nose, eyes, and teeth Strebsirrhines and Haplorhines
(S or H) Have a range that is restricted to tropical Africa and Asia Strepsirrhines
(S or H)Tend to have large eyes and ears Strepsirrhines
(S or H) Include the great apes and humans Haplorhines
(T or F) The primate flexible hand might have evolved to catch insects. True
(T or F) Arboreal adaptations allowed primitive primates to escape predators. True
(T or F) The earliest primate fossil might have resembled the modern tree shrew. True (False)
(T or F) According to the fossil record, strepsirrhines were widespread by about 50 mya True
(T or F) Early anthropoids had small brains. True
(T or F) When anthropoids emerged, many strepsirrhines became extinct. True
(T or F) Aegyptopithecus, the dawn ape, evolved in Egypt about 31 mya. True
(T orF) Aegyptopithecus fossils show neither haplorhine nor strepsirrhine features. False
Describe how Old World monkeys might have arrived in the New World. Possibly got stuck on natural rafts and sailed across
Hominoids are all nonmonkey ___________. Anthropoids
Hominoids retain some ancestral _______ features. Primate
Most, for example, have body types adapted for __________. Brachiation
But hominoids have other characteristics, such as a relatively large body size, ___________, and high limb mobility. Large brain
There is evidence that the lineage that led to humans emerged from _________. Hominoids
The ___________ and _______ are the closest living relatives to humans. Chimpanzees, Bonobos
During the Miocene, tropical dry forests and __________ began appearing in Africa. Grasslands
The best-known hominoid fossils are those from the genus _________. Proconsul
This species might have been able to walk _______. Upright
Which position of the spine as it enters the skull indicates bipedalism? Base of the skull
Which bipedal hominin species was Lucy? Australopithecus afarensis
Which came first in the evolution of hominins? Bipedalism
Created by: Danceman8
 

 



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