There also has been a steady increase in support for allowing gays and lesbians to adopt children. Some studies have found correlations between physiology of people and their sexuality; these studies provide evidence which suggests that:. From the perspective of biological determinism, how do we make sense of transgender and transsexual people? We can change our gender assignment, the presence or absence of hair and its colour; we can augment and remove, enhance and make youthful, fundamentally transform. Some choose to have surgery or take hormones so that their bodies more closely match their gender identity. This sometimes is described as being asexual.
This proposal is known as the "exotic becomes erotic" theory.
Sometimes sexual orientation has more to do with feelings of love and care. A child's temperament predisposes the child to prefer certain activities over others. Bocklandt et al. While gay gene arguments may seem like a way to push the rights agenda forward it can actually have the opposite effect — limiting the debate solely to those traits and behaviours seen as genetic.