A Biological Influence on Homosexuality Is Most Clearly Seen from Evidence

Multiple Choice

A biological influence on homosexuality is most clearly seen from evidence of

A) sexual relations between same-sex partners in several hundred different animal species.
B) an increase in same-sex attraction among women who had fraternal twin brothers.
C) the increase in homosexual and bisexual people among males with domineering mothers.
D) the link between sexual orientation and the levels of sex hormones currently in a person's blood.