In a study where women were exposed to tee shirts worn by men for two nights, women rated the smells of men with dissimilar Human Leukocyte Antigen (HLA) genes as more pleasant
When women were on oral contraceptives, however, they thought that men with similar HLAs smelled more pleasant. These results suggest that by preferring the odors of HLA-dissimilar men, fertile women help to ensure that their offspring ____.
a. will be less prone to cancer
b. will be more diverse
c. will be more fertile
d. will have more effective immune systems
ANS: D
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What is a major distinction between "pornography" and "erotica?"
a. Sexually arousing material that is geared more heavily towards men is considered pornography, while sexually arousing material geared more heavily towards women is considered erotica. b. In contrast to pornography, erotica is considered to have aspirations other than sexual arousal. c. Pornographic films focus on visual stimulation to induce sexual arousal, while erotic films focus both on visual stimulation and the sexual connection between the characters as a way to induce sexual arousal. d. While pornographic imagery shows sexual acts that include penetration, erotic imagery shows sexual acts that are void of actual penetration.
Answer the following statement(s) true (T) or false (F)
It is not always practical or possible to have random assignment in evaluation research.
________ refers to one of three periods of approximately 3 months each that make up full-term pregnancy.
Fill in the blank(s) with the appropriate word(s).
Among the Nawa women of Africa, it is considered attractive to have _____ labia majora.
A. elongated B. hairy C. small D. tattooed