Which type of research examines the relatives of people with unipolar depression to see whether the disorder affects other family members?
A)family pedigree
B)twin
C)genetic linkage
D)molecular
A)family pedigree
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According to a leading hypothesis, the diverse symptoms of ADHD result from underlying deficits in __________.
A. myelination B. executive functions C. memory D. motivation
Which of the following is most accurate concerning differences in the communication styles of men and women?
a. Women value the skills of being a good storyteller. b. Men desire a degree of closeness that is not typically reciprocated by women. c. Women tend to want to talk things out so everyone feels comfortable. d. Men are more comfortable with escalating conflict.
Dharni lights up a cigarette before her creative writing class. What effect is the nicotine in the cigarette likely to have on Dharni?
a. ?She will be more alert and more relaxed. b. ?She will be less alert and more relaxed. c. ?She will be more alert and less relaxed. d. ?She will be less alert and less relaxed.
When researchers followed a large, representative sample of U.S. youths from ages 9 to 17, they found that __________
A) two-thirds of all students receive physical education in high school B) daily free-time physical activity declined with age, more so for girls than boys C) a majority of participants engaged in regular exercise outside of school hours D) half of all students experienced a daily physical education class in high school