The Regional Continuity Model of modern Homo sapiens origins proposes that
a. modern humans appeared solely in Africa.
b. premodern populations in Europe, Asia, and Africa all evolved into modern Homo sapiens.
c. there was no gene flow between premodern populations from different regions of the Old World.
d. gene mixing was low if there was any at all.
e. all H. sapiens came from Africa.
b
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Phenylketonuria is caused by __________
a. a single point mutation b. a dominant allele c. environmental factors such as diet d. a recessive allele
Hinduism bears roughly the same relationship to Sanskrit drama that Zen Buddhism does to
a. Kuttiyatam b. Noh c. Kabuki d. Orta oyunu e. Yoruba Opera
About what percentage of annual income is received by the richest 5 percent of American families?
a. 10 percent b. 20 percent c. 30 percent d. 40 percent
Sapir and Whorf argued that the grammatical categories of different languages lead their speakers to think about things in particular ways. However, studies on the differences between female and male Americans with regard to the color terms they use suggest that
A. contrary to the Sapir-Whorf hypothesis, it might be more reasonable to say that changes in culture produce changes in language and thought, rather than the reverse. B. changes in the U.S. economy, society, and culture had no impact on the use of color terms, or on any other terms for that matter. C. in support of the Sapir-Whorf hypothesis, different languages produce different ways of thinking. D. women spend more money on status goods than do men. E. women and men are equally sensitive to the marketing tactics of the cosmetic industry.