1) Sexual orientation (heterosexual or homosexual) is hypothesized to have some physiological basis. Explain/review/summarize the evidence regarding the possible or hypothesized roles of the following (a) organizing effects of hormones (influences on bone growth), (b) genetics (concordance/discordance), (c) prenatal (maternal) stress, and (d) brain structure size differences.
2) Gonadal hormones have activating effects on sexual behavior. Describe the activating effects of (a) testosterone on males, (b) testosterone on females, and (c) estrogen on females. You can describe these effects for either rats, monkeys, or humans.