As compared to the robust australopiths, the gracile australopiths
A. were carnivorous.
B. were not sexually dimorphic.
C. had smaller teeth and faces.
D. had larger skulls.
E. had bony crests on their skulls.
Answer: C
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Based on his observation that contact between neighboring tribes had existed since humanity's beginnings and covered enormous areas, Franz Boas argued that
A. cultures should not be treated as isolated phenomena. B. even the earliest foragers engaged in warfare. C. language must have originated among the Neandertals. D. general anthropologists were wrong to focus too much attention on biology. E. biology, not culture, was responsible for the vast majority of human diversity.
Gametes are:
a. diploid. b. haploid. c. produced during mitosis. d. somatic.
Adaptation is best described as all of the following except:
a. a series of beneficial adjustments to the environment. b. not an active process but rather the outcome of natural selection. c. the way humans make beneficial adjustments to their environment through culture as well as biology. d. a result of gene flow and genetic drift. e. occurring through natural selection at the genetic level.
Australopith skulls, jaws, and teeth indicate that australopith
A. were cannibals. B. were largely vegetarian. C. were strict carnivores. D. spoke complex languages. E. had a high incidence of warfare.