What research findings on sexuality do you think should inform public opinion and policies about homosexuality?

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--Recent research with large representative samples demonstrates that about 2.8 percent of males and 1.4 percent of females 18 or older identify themselves as gay,lesbian,and bisexual.
--Research has demonstrated that widely varying amounts of homosexual experience could be identified.Gays/lesbians could experience different degrees of homosexual experience.While some are exclusively gay/lesbian,some might experience only a single homosexual contact in early adolescence.Those who engage in occasional homosexual activities don't view themselves as gays.
--Research has suggested that not all of gays/lesbians adopt either a masculine role or a feminine role.
--Scientific evidence supports the opinion that gay and heterosexual adults don't differ in their approach to parenting and they are equally likely to provide supportive environments for their children.
--There are both genetic and environmental reasons for sexual orientation.Studies on twins demonstrated that the concordance rate in identical twins is much higher than in fraternal twins.Studies on fingers and hands have suggested that,on average,lesbian women have a more masculine (larger)ratio of the length of the index finger to the ring finger.Studies also have suggested that male homosexuals are more likely than heterosexuals to be left-handed,and lesbians are more likely to be left-handed than heterosexual women.There should be genetic reasons for sexual orientation.
--Studies also have suggested that childhood gender nonconformity plays a pivotal role in the development of homosexuality.
--Brain imaging studies have revealed that gay men's brains respond like women's when they smelled the substance derived from male sweat,showing the hypothalamus is related to sexual orientation.This line of research has demonstrated that there are brain differences between homosexual and nonhomosexual populations.

What Research Findings on Sexuality Do You Think Should Inform