Thirteen-year-old Juan has had his first ejaculation. This is
a. a sign of complete sexual maturation.
b. called spermarche.
c. this is a clear-cut marker of the onset of sexual maturity.
d. called menarche.
Question 2
Intersex individuals
a. are bisexual.
b. are born with ambiguous genitals, sex organs, or sex chromosomes.
c. have neither testicular nor ovarian tissue.
d. display a clear sexual differentiation.