_______ relies on identifying changes in the orientation of the earth's geomagnetic poles
a. Stratigraphy
b. Dendrochronology
c. Fluorine analysis
d. Biostratigraphy
e. Paleomagnetism
e
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According to the Gini Index:
a. 40 percent of the people in the world live on less than $2 a day b. 50 percent of the people in the world are malnourished c. 43 percent of the people in the world do not have access to healthcare d. 16 percent of the people in the world currently are refugees due to poverty or politics
When peasant rebellions succeed, the result generally is that
A) the peasant class ceases to exist. B) the peasants change places with the elites. C) the peasants win permanent political power. D) the peasants win economic equality. E) the elites change, but peasants remain in a subordinate position.
Although Dart identified Australopithecus in 1924, it was not accepted as a human ancestor until
A) 1980 B) 1975 C) 1965 D) 1950 E) 1930
Which of the following statements about human skin color is FALSE?
A. Light skin is a selective disadvantage in the tropics, because it is more susceptible to the destruction of the folate that is needed to produce folic acid to protect against neural tube defects in human embryos. B. Light skin is a selective advantage outside the tropics, because it admits ultraviolet radiation, which causes the body to manufacture vitamin D and thus prevents rickets and osteoporosis. C. The amount of melanin in the skin affects the body's production of vitamin D. D. The amount of melanin in the skin affects the body's ability to process lactose. E. Skin color varies because of differences in ultraviolet radiation between different regions of the world.