What term refers to one of two descent groups in a given population?
A. levirate
B. sororate
C. moiety
D. patriline
E. matriline
Question 2
A recent cross-cultural study of 87 societies, all of which had incest taboos, investigated the rate at which such taboos were broken. The results of this study add to the evidence that
A. cultural universals, like the human ability to make fire, always have a genetic basis.
B. Freud was right: Children everywhere have sexual feelings toward their parents.
C. although tabooed, incest does happen.
D. many societies need better educational systems.
E. many societies need better techniques of social control.
Over nearly 30 years, humans removed many polar bears for a variety of reasons, from a population in
A genetic bottleneck reduces a population temporarily to very low levels, removing much of its genet
Epidemiologists look for the causes of disease, such as toxic waste and industrial pollution, at the
Population Losses in the South, 1920–1930
World Population Growth, 1750-2150
Evolutionary tree for the living amniote groups