Why was the broad-spectrum revolution a significant event in human evolution?
A. It consisted of a massive fluorescence of colored cave paintings beginning about 70,000 B.P., which suggests the evolution of color vision and a truly human-style brain organization.
B. It brought about a new tool tradition based on flaked tools.
C. It led to the extinction of the Neandertals, who had survived until then by eating big-game animals.
D. It provided the environmental circumstances that selected for the evolution of "Mitochondrial Eve."
E. It provided new environmental circumstances that made important sociocultural adaptations like the development of plant cultivation more likely.
Answer: E
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The major difference between class and caste systems is that caste systems
a. are strongly and normatively exogamous. b. are entirely based on inherited status, theoretically. c. don't have norms and laws regulating contact between members of different castes. d. encourage upward mobility.
The degeneration of the pubic symphysis can give clues as to the age of remains but not the gender
a. True b. False
Women in many parts of the world are particularly vulnerable to HIV/AIDS for all of the following reasons EXCEPT: a. they have less biological resistance to the disease than men. b. it is unacceptable in some cultures for women to say "no" to unwanted sex. c. in some sexually restrictive cultures, women are denied information about the dangers of sexually transmitteddiseases
d. women are economically dependent on men. e. women face physical violence for voicing their concerns and choices.
An environmental factor that may be linked with the emergence of Paranthropus and Homo is:
A. a rise in global temperatures B. a major cooling event C. a tectonic shift in the African continent D. none of these