Final Answer:
The sexual orientation hypothesis proposes that a person's sexual orientation is inborn.
Step-by-step explanation:
The sexual orientation hypothesis suggests that a person's sexual orientation is determined by biological and genetic factors, rather than being learned from the environment. Research in fields such as genetics, neuroscience, and psychology has indicated that sexual orientation is likely influenced by a combination of genetic, hormonal, and environmental factors.
Studies on identical twins have shown that there is a higher concordance rate for sexual orientation among identical twins compared to fraternal twins, suggesting a genetic influence. Additionally, neurobiological studies have found differences in brain structure and function between individuals with different sexual orientations, further supporting the idea that sexual orientation is inborn.
Furthermore, efforts to change a person's sexual orientation through conversion therapy or other means have been widely discredited by major medical and psychological organizations. These organizations have affirmed that sexual orientation is not a choice and cannot be changed through intervention.
The belief that feminine men are more likely to be gay than masculine women are to be lesbian may stem from societal stereotypes and biases rather than reflecting the true diversity of sexual orientations. Overall, the evidence supports the view that a homosexual orientation is inborn and not subject to change based on environmental influences.