Multiple Choice
What evidence indicates a genetic influence on sexual orientation?
A) Homosexuality is more common among men who had an older brother.
B) One gene on the Y chromosome is strongly correlated with sexual orientation.
C) Most gay men and lesbian women have at least one homosexual parent.
D) Monozygotic twins share the same orientation more often than dizygotic twins do.
Correct Answer:
Verified
Correct Answer:
Verified
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