He obtained brains from 41 deceased hospital patients. American Journal of Sociology. Someone whose gender identity accurately reflects their sex assigned at birth, their bodies, and their gender expression. An intersectional perspective is useful because it acknowledges simultaneous dimensions of inequality and focuses on understanding how they are interrelated and how they shape and influence one another. Taking these larger categories, salient patterns and relationships that emerged across categories were explored. Those mice who retained the gene fucose mutarotase FucM were attracted to male mice.
However, their survey responses are represented in findings about the full LGBT population. The early fixation hypothesis includes research into prenatal development and the environmental factors that control masculinization of the brain. Research conducted in Sweden  has suggested that gay and straight men respond differently to two odors that are believed to be involved in sexual arousal.
LGBT persons across the life span.