Educational interventions are an effective means of
A. primary prevention for uninfected participants.
B. reducing behaviors that might infect others.
C. understanding the progression of the disease.
D. primary prevention for HIV+ individuals.
Answer: B
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On a field assignment with her students, Professor Miller observes two male elephant seals engaged in a fierce battle. She explains to her students that they are fighting for mating control of the female harem, a process termed ____
a. intersexual selection b. intrasexual selection c. sexual fitness d. sexual adaptation
Karen Allen had female students attempt to solve relatively difficult math problems. One third of the participants were allowed to have their dog with them while they worked on the problems, one third had a close friend with them, and the remainder worked on the problems while they were alone. The results of the study indicated that:
a. having either a dog or a close friend present reduced stress-related arousal b. having a dog present was associated with the lowest arousal effects c. having either a dog or a close friend present increased stress-related arousal d. having a dog present was associated with the highest arousal effects
The case of David Reimer, who was raised as a girl but later took on a male identity, reminded researchers that
A. biology plays a significant role in gender identity. B. biology appears to play little, if any, role in gender identity. C. biology plays a significant role in the gender identity of males but not females. D. socialization does not have any effects on gender identity.
One of the pairs of terms below consists of two very similar threats to validity. Which pair?
A) history and maturation B) history and regression toward the mean C) experimenter bias and experimental mortality D) selection bias and testing effects