The largest group of women who are HIV-positive were infected through
A. high-risk heterosexual contact.
B. having unprotected fellatio.
C. engaging in oral intercourse.
D. an HIV-positive mother.
Answer: A
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The fact that the popular press can always find studies that failed to obtain the same findings as others suggests that
a. power is less than 1.00. b. not all studies are equally clean. c. there may be extraneous variables that are not being considered. d. all of the above
Casey wants to start eating healthy foods. She has purchased books on the topic and even enrolled in a nutrition class for next semester. According to Prochaska's stages of change model, Casey is most likely in the __________ stage of readiness.
A. contemplation B. preparation C. action D. maintenance
Which of the following statements is TRUE?
a. Genes are in direct control of many behaviors. b. Strictly speaking, there are no genes for behavior. c. Chromosomes are located on genes. d. Genes govern the synthesis of proteins but not the synthesis of enzymes. e. Genes form the basis of covert but not overt behaviors.
What is the suicide rate after sex reassignment surgery?
A. 10% B. 2% C. 7% D. 15%