Your environment affects your sexual and romantic relationships. Some researchers have suggested that this difference in handedness — preference for one hand over the other can be observed in fetuses — is related to differences in the corpus callosum. But the science shows us that sexuality has a biological basis: that is simply how the science turned out.
Brain development does not stop at birth, though.
If you grew up in a family or as part of a culture where aggression was not well accepted, you would be less likely to be aggressive. Most Americans would be probably be nauseated if they learned that, when they thought they had been eating beef, they were, in fact, eating dog, even though there is nothing inherently unhealthy about dog meat.
Share by Email. Rather, this gap between sexual identity and sexual behavior suggests that the way many people experience their sexuality is far more complicated than our most common models of sexual orientation can account for.