Pastoral nomads depend on their herds and crops to meet their daily needs
a. True
b. False
Indicate whether the statement is true or false
False
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What evidence supports the idea that A. afarensis was at least partially arboreal?
A) They had fully opposable thumbs. B) Their arms and legs were about the same length. C) They have two bones in their lower limb. D) Their feet have a distinctive arch.
Old World monkeys have all of the following characteristics except: a. they live in a wide area ranging from Gibraltar to Japan. b. they do not have prehensile tails. c. they are of special interest to primatologists because some of them live in terrestrial environments similar tothose in which humans evolved
d. they have closely spaced, downward-pointing nostrils. e. they do not live in trees.
Graphic forms of art are subject to both internal and external forms of change
a. True b. False
The allele for sickle-cell anemia is believed to have originated in areas where there are large populations of mosquitoes bearing:
a. falciparum malaria b. parasitic dysentery c. smallpox d. yellow fever