The largest twin study to date suggests that for men, genetic factors control between ____ of their sexual orientation
a. 2 and 7% c. 34 and 39%
b. 17 and 22% d. 51 and 56%
ANS: C
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Over time, the cohorts included in the National Longitudinal Studies ______ from the original four cohorts.
A. increased B. decreased C. did not change D. had less influence
The prototype for exhibitionism essentially involves
A. women posing nude for their partners as a prelude to intercourse. B. women exposing themselves to male strangers. C. men exposing themselves to unsuspecting women. D. men exposing themselves to male peers as a bonding ritual.
Femcap and Lea's shield are examples of cervical barriers.
Answer the following statement true (T) or false (F)
The idea that married heterosexuals can have casual sex with other heterosexuals outside the relationship, generally with the spouse's consent is called ________.
A. winnowing B. incest C. adultery D. swinging E. polyamory