Evolution can be described as a two-stage process that includes which of the following?
a. genetic drift followed by migration
b. natural selection followed by migration
c. recombination followed by mutation
d. production of variation followed by natural selection acting on this variation
e. production and distribution of variation
d
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Which of the following describes Acheulean tools?
a. flakes removed as blades b. wooden spear throwing devices c. bifaced and flaked stone tools d. composite tools made from bone, wood, and stone
Polygyny is
A. a situation in which a woman has more than one husband at the same time. B. the custom whereby a wife marries the brother of her dead husband. C. the type of marriage that follows divorce. D. the custom whereby a widower marries the sister of his dead wife. E. a situation in which a man has more than one wife at the same time.
_________ and _________ have allowed us to adapt beyond our biological limits
a. Climatic change, extinction of species b. Hunting, agriculture c. Pollution, habitat loss d. Ozone, methane gas e. Culture, technology
Many languages spoken in Africa and Southeast Asia have words that change in meaning depending on the pitches with which they are spoken. These languages are called
a. phonetic languages. b. tone languages. c. dialects. d. creoles.