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BRA RPONS DIFFER GAY, STRAIGHT MEN
First, multiple sexually differentiated behavral, physlogil, or even morphologil tras are signifintly different homosexual and heterosexual populatns. Bee some of the tras are known to be anized by prenatal steroids, cludg ttosterone, the differenc suggt that homosexual subjects were, on average, exposed to atypil endocre ndns durg velopment.
There is, however, a signifint mory (3–10% acrdg to many timat) of men and women who are exclively attracted to dividuals of their own sex; they are homosexual.