31.The first menstruation is typically followed by:
a.differentiation.
b.regression.
c.ovulation.
d.plasticity.
32.Which hormone is responsible for the development of the secretory activity of the seminal vesicles and the prostate gland?
a.testosterone
b.Müllerian-inhibiting substance
c.estrogen
d.progesterone
33.During puberty, hormonal activity:
a.increases sharply.
b.levels off.
c.decreases sharply.
d.increases and decreases.
34.____ affects male characteristics like large body size and muscle mass.
a.Estrogen
b.Testosterone
c.Progesterone
d.Müllerian-inhibiting substance
35.Removal of the male testes is called:
a.prostration.
b.transplantation.
c.circumcision.
d.castration.
36.The male's undeveloped nipples and the female's penis-like clitoris indicate that:
a.estrogen and Müllerian-inhibiting substance are similar hormones.
b.we carry the biological rudiments of the opposite sex.
c.there was a deformity in the Y chromosome.
d.a sex change operation has been performed.
37.Intersexuals (formally known as hermaphrodites) have:
a.an XYY chromosome pattern.
b.extremely high levels of estrogen.
c.biological characteristics of both sexes.
d.softer tissues than other humans.
38.The term used to describe a person who is willing to go through a sex-change operation is:
a.intersexual.
b.transvestite.
c.bisexual.
d.transsexual.
39.The term used to describe a person who gains sexual pleasure from dressing like the opposite sex is:
a.transsexual.
b.intersexual.
c.bisexual.
d.transvestite.
40.Parents are more likely to tell girls to be:
a.assertive.
b.competitive.
c.thoughtful.
d.sportive.