May 08, 2017 · See Page 1. the other twin is more likely to self-identify as gay or lesbian than is a random member of the population, even when the twins were raised apart. Brain structures that may differ somewhat in gay men from those in straight men include the: anterior hypothalamus. anterior hypothalamus. The notion that family dynamics and parent-child ...
May 18, 2017 · Hormonal theory does not describe a cause of homosexuality. Genetic Theory describes the cause of homosexuality as people being born gay. The brain theory is much more in depth about the cause of homosexuality. It states that the size of a person’s hypothalamus will cause them to be homosexual or not. Gay’s hypothalamuses were less than ...
Apr 27, 2016 · Homosexuality might be partly driven by a mother’s immune response to her male fetus—which increases with each son she has. Here’s what we know: Homosexuality is normal. Between 2 and 11 ...
psychoanalytic theory (of homosexuality) fixation at immature stage of development, persisting negative Oedipus complex ... Learning theory (of homosexuality) sex drive channeled through experience. Bem's Interactionist theory (of sexuality) biological factors on temperment determine & resultant influences; exotic becomes erotic (boys vs. girls
The “why” question is important because “there is a strong correlation between beliefs about the origins of sexual orientation and tolerance of non-heterosexuality,” according to the report authors, who are from seven universities spanning the globe.
In certain populations, female Japanese macaques will sometimes choose other females as sexual partners despite the presence of sexually motivated male mates. Female Japanese macaques will even compete intersexually with males for exclusive access to female sexual partners.
Here’s what we know: Homosexuality is normal. Between 2 and 11 percent of human adults report experiencing some homosexual feelings, though the figure varies widely depending on the survey.