New World monkeys are the only anthropoids that
A. have rough patches of skin on the buttocks.
B. exhibit sexual dimorphism.
C. have prehensile tails.
D. are capable of brachiation.
E. have orthograde posture.
Answer: C
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Fire as a mutagenic agent does all of the following except: a. It changes the genetic structure of a population quickly
b. It removes specific individuals from a breeding population. c. It augments mutation rates within a species. d. It drives away all animals for long periods of time.
The seemingly sudden appearance of fully domesticated sheep, goats, wheat, and barley in southeastern Europe, along with a host of specific Near Eastern cultural traits is evidence for
a. the influence of eastern Asia on the development of agriculture in Europe b. both the migration of farmers and diffusion of the idea of agriculture from the Near East c. the independent development of agriculture in this region d. the presence of single, Near Eastern point of origin for domestication and agriculture e. interaction between indigenous hunter-gatherers and colonizing farmers
The only source(s) of new genetic variation in any population is/are
a. mutations. b. genetic drift. c. founder effect. d. migration. e. natural selection.
The Western Shoshone would congregate in the mountains in the fall in order to
a. stage communal buffalo hunts. b. defend against attack by their eastern neighbors. c. take advantage of the salmon runs. d. harvest pine nuts.