Author Question: In twin studies, identical twins show a higher incidence of homosexuality than do fraternal twins. ... (Read 217 times)

madam-professor · **on:** Jun 22, 2018

In twin studies, identical twins show a higher incidence of homosexuality than do fraternal twins. What does this imply about the origins of sexual orientation?

a. Parenting practices do not seem to matter as much as genetics.
b. Parenting practices seem to matter a great deal more than do genetics.
c. Twins have such similar experiences that their environments must matter.
d. None of the above.

Question 2

There is now an effective vaccine that will prevent HPV infection.

Indicate whether the statement is true or false