A central assumption of natural selection is that variability in characteristics
A) enhances survival.
B) makes animals better able to reproduce.
C) is a result of the environment.
D) is heritable.
Answer: D
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The discussion of women's medical care pointed out that
a. increased numbers of women in medicine have significantly reduced the gender stereotypes about women patients. b. women sometimes receive too little health care, and sometimes they receive too much. c. women consistently receive more extensive medical treatment than is necessary. d. female patients often provide too much information to physicians; this can lead to inaccurate diagnosis.
Which of the following is a good test-taking strategy for objective tests?
a. Answers that include superlatives, such as most, least, best, worst, largest, or smallest are most often true. b. Relate the question to what you know about the topic and then read the alternatives. c. Your first answer is more likely to be correct, so do not change your answers. d. Read each item slowly at least two times and answer each question in order, never skipping an item.
A key element in the effectiveness of jigsaw classrooms is
a. high individualized goals. b. the promotion of self-fulfilling prophecies. c. mutual interdependence. d. selecting competent student leaders.
What is the average lag period for antidepressants to begin to be effective?
A. 1 day B. 2 weeks C. 4 weeks D. 6 weeks