In considering male sexual behavior, it is true that
a. orgasm requires intromission.
b. ejaculation refers to the discharge of semen from the penis.
c. intromission refers to a break between bouts of sexual behavior.
d. pelvic thrusting is limited to males.
e. the sexual behavior of human males requires high levels of testosterone.
Answer: b. ejaculation refers to the discharge of semen from the penis.
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