The results of research on genetic and environmental factors involved in alcohol abuse find that ____
a. genetic factors accounted for 56 percent of the risk of alcohol dependence
b. genetic factors accounted for 75 percent of the risk of alcohol abuse
c. genetic factors accounted for 55 percent of the risk of alcohol dependence while shared early environment made an 11 percent contribution to risk
d. genetic factors made no significant contribution to risk of alcohol dependence while early environment made accounted for 56 percent of the risk of alcohol dependence
a
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Amanda is having headaches on a regular basis. The doctor can't find a reason for her headaches but notices that she is living a stressful lifestyle, holding down two jobs while going to school. The doctor prescribes a medication but also sends her to a class on stress management. Most likely, Amanda's headaches are __________.
A. psychosomatic B. part of a placebo response C. not treatable D. going to go away on their own
Jenson's mother was severely malnourished during her pregnancy with him. According to research, Jenson
a. has a low vulnerability for the development of schizophrenia. b. is likely to develop symptoms of a mood disorder. c. has an increased vulnerability for the development of schizophrenia. d. has an increased vulnerability for the development of a bipolar disorder.
How many additional groups would be required to conduct a 3 X 5 factorial design compared to a 3 X 3 design?
a. 12 b. 6 c. 9 d. 15
It is estimated that ____ of all deaths in the United States could have been postponed or avoided had people changed unhealthy behaviors
a. 5% b. 20% c. 50% d. 90%