To replace the population, women must have, on average, between 2.1 and 2.5 children
Indicate whether the statement is true or false
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Which of the following best describes primate dentition?
A. It is well adapted to an omnivorous diet. B. It is simplified compared to that found in other animals. C. It is composed of only one kind of tooth. D. It is specialized for processing a carnivorous diet.
The theories about the effects of external contacts on ancient cultures of the Americas that have been proposed by authors like Jeffrey Goodman, Barry Fell, and Erich Von Daniken are considered by most archaeologists to be:
a. positive and optimistic. b. negative and pessimistic. c. neutral and cautious. d. hopelessly flawed.
Fields of inquiry fundamental to studies of adaptation in modern human populations include:
a. examinations of modern groups but not populations over time. b. traits that typify certain populations that have evolved as biological adaptation to environment. c. factors that have produced only genetic variation. d. traits that typify certain populations that have not evolved as biological adaptations. e. factors that have produced only visible physical differences.
Richard Dembo’s study of crack cocaine in west central Florida found that:
a. teenagers were dealing drugs to support their cocaine addiction. b. teenage dealers were using most of their income to support their families. c. teenage dealers were using most of their income for luxury items for themselves. d. adult dealers were coercing teenagers into selling drugs for commission. e. adult dealers were using drugs and forcing teenagers to support their families alone.