Summing up the research on the determinants of sexual orientation, we can say which of the following with confidence?

Question

Quizplus · Accepted Answer

Based on studies of identical twins, there is a significant degree of heritability involved in sexual orientation. Regarding family life and childhood experience, there is evidence supporting the null hypothesis. There are indications that hormone exposure plays some role, but we lack a well-supported hypothesis regarding how. Because there is a biological, genetic, factor, we can't simply say it is a choice.

Summing Up the Research on the Determinants of Sexual Orientation