Undisputed bipedal early hominins lived in __________ about 4 million years ago.
A) West Africa
B) China
C) North America
D) East Africa
D) East Africa
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Which of the following statements is not true?
a. The width of the sciatic notch varies in populations, but it is narrower in males than in females of a given population. b. Sexually distinctive characteristics of bone do not develop until young adulthood. c. Female skulls tend to have heavier brow ridges and larger mastoid processes than male skulls. d. Male skulls tend to have more rugged muscle attachments, and squarer chins and eye orbits. e. The sciatic notch is wider in men than in women.
The biggest threat to a traditional Chinese family is:
a) a daughter’s absence. b) a wife’s infidelity. c) a son’s absence. d) conflict between husband and wife.
The rapid expansion and diversification of groups of organisms into newly available ecological niches is termed
a. generalization. b. homology. c. parallel evolution. d. an adaptive radiation. e. specialization.
Of the sites listed below, which one is the Homo erectus site that provides the longest record of habitation?
a. Trinil b. Swartkrans c. Zhoukoudian d. West Turkana e. Laetoli