________ occurs when individuals seek out mates within the same population but in a different group or subpopulation.
A. Outbreeding
B. Genetic drift
C. Inbreeding
D. Assortative mating
Answer: A
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The purpose of scientific research is to generate more accurate and consistent explanations of phenomena NOT to establish absolute truths
Indicate whether the statement is true or false
Some of the following statements about the !Kung as Lee describes their lives in 1963 are not true. Which one is true?
a. They normally live in a "core area" about 30 miles in circumference. b. The proportion of old people to the rest of the population is smaller than that of modern industrial society. c. Boys and girls usually assume food-collecting activities from the time they can walk. d. They have much more leisure time than Americans.
What information could be determined from the famous Australopithecus footprints found at Laetoli?
A) The footprints were made by males. B) Australopithecus was hairy and had long arms. C) The creatures that made the footprints were bipedal. D) The creatures were primarily vegetarian.
Answer the following statements true (T) or false (F)
1) Marginal analysis is the comparison of the total benefit of an action compared to its total cost. 2) All actions in which the marginal benefit exceeds the marginal cost should be undertaken. 3) All actions in which the marginal cost exceeds the marginal benefit should be undertaken. 4) Total profit is maximized when marginal benefit equals marginal cost. 5) Total profit is maximized as long as marginal benefit exceeds marginal cost.