A study of Dobe Ju/'hoansi nutrition showed
A) that they have a very low protein intake.
B) that they are undernourished because they do not eat enough food.
C) that they rely primarily on meat.
D) that they rely primarily on vegetable foods.
E) that they suffer from malnutrition because of an unbalanced diet.
D
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Cultural evolution is best defined as:
a. cultural change over time b. a process of cultural progress over time c. a mode of production that becomes more complex over time d. adaption to biological and cultural change
Of the physical traits that distinguish hominins from other hominoids, which do you think is most critical for the identification of a fossil species as a hominin? Explain your answer.
What will be an ideal response?
When deciding whether or not to have children, the primary consideration for a majority of North Americans is the
a. impact on the environment. b. costs and benefits to themselves. c. financial outlook for any children they have. d. social consequences of a larger population.
Which list best describes the advantages of social life for primates?
A) enhanced predator detection and defense; increased ability to compete for large food patches; regular reproductive opportunities B) greater opportunities for socialization; predators more likely to be detected; predators less likely to detect primate prey C) youngsters' behavior patterns develop without socialization pressures; freedom from the behavioral constraints of dominance relations D) greater availability of mates; reduced need to share food with conspecifics; enhanced ability to drive off a predator E) decreased competition for mates, increased need to share food with conspecifics, enhanced predator protection