While Homo erectus may have had the cognitive abilities for speech, the species lacked the vocal apparatus found in contemporary humans
Indicate whether the statement is true or false.
Answer: T
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By 1 m.y.a., H. erectus was the only hominin species that existed
Indicate whether the statement is true or false.
The biological nature of men and women [should be seen] not as a narrow enclosure limiting the human organism, but rather as a broad base upon which a variety of structures can be built.
a. This statement reflects an idea that is a cultural generality, but not a cultural universal b. This passage reflects the predominant anthropological position on sex-gender roles and biology. c. The basic assumptions in this passage are threatened by new medical technologies. d. This passage is culturally ethnocentric. e. This statement reflects ideas on gender and sex that ignore over fifty years of ethnographic evidence.
According to modern synthesis, evolution can be defined as a two-stage process that includes
a. genetic drift followed by migration. b. natural selection followed by migration. c. recombination followed by mutation. d. variation followed by natural selection. e. mutation and gene drift
One reason why foragers typically have low rates of population growth is because __________
A) foragers kill most female infants at birth B) "inbreeding" leads to high rates of genetic problems in infants and high rates of child mortality C) breastfeeding occurs over frequent and long periods of time, thereby suppressing ovulation D) the men have a deep fear of sexual intercourse as weakening