How much larger was the size of early Homo sapiens' brain compared to the brains of earlier hominins?
A. 75%
B. 125%
C. 225%
D. 300%
Answer: D
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Which of the following statements is supported by research on the role of genetic influences in unipolar disorder?
A. The prevalence of mood disorders is two to three times higher among those with blood relatives who have clinically diagnosed unipolar depression. B. Twin studies do not consistently find evidence of an inherited susceptibility to depression. C. Genes play a more significant causal role in bipolar disorders than they do in unipolar disorders. D. Bipolar and unipolar disorders are equally heritable.
Which speaker is likely to be viewed as the most credible?
a. ?an athlete endorsing a hair-care product b. ?a literature professor endorsing a financial management firm c. ?a professor of water resources speaking on behalf of a community lacking safe water d. ?a celebrity promoting his most recent film
Which is a more effective coping strategy for stressors perceived as uncontrollable?
a. Problem focused b. Situation focused c. Emotion focused d. Stress focused
Senescence __________
A) begins at the moment of conception and accelerates after age 40 B) occurs across all parts of the body at the same time and speed C) begins once body structures reach maximum capacity and efficiency D) occurs because the physical body wears out from use