Which of the following statements about theories is the most accurate?
A. Theories are untested explanations for something.
B. Theories refer to a covariation of variables.
C. Theories state a uniform association between two variables.
D. Theories provide explanations for associations.
E. Theories are generalizations that are universally valid.
Answer: D
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A geneticist constructing tree-like diagrams that visually indicate relationships between species is engaged in __________
a. behavioral genetics b. molecular genetics c. phylogenetics d. population genetics
Indicate which person is associated with the lettered entry:
1. Charles Lyell 2. Boucher de Perthes 3. Charles Darwin 4. Jean Lamarck natural selection "lightning stones" considered to be artifacts principle of use and disuse uniformitarianism
For the Wari, burial of the dead introduced by missionaries:
a) was a welcome change from traditional cannibalism. b) made them remember their dead and worry about their comfort. c) was a better means of accepting their loss. d) was an indication that they had accepted Christianity.
Among the functions of bridewealth is:
A) guaranteeing that a woman will be considered personal property B) compensation to her family for the loss of a woman's labor C) freeing the husband of any responsibilities to the bride's kin group D) paying for the costs of an elaborate wedding