The protective environment in which the fetus grows is called the
A) amniotic sac.
B) placenta.
C) fallopian tubes.
D) uterus.
Question 2
Distribution of condoms in high schools in the United States has been shown to
A) increase teen sexual activity.
B) decrease teen sexual activity.
C) lead to more consistent condom use.
D) increase the incidence of STIs.