And you're still dancing rather than answer the question. Should we play a waltz, or is a nice two-step more your style?
Or maybe you're just afraid to answer the question. Which is, just to remind you:
Do you believe that a person's genes play a role in determining his sexual orientation?
For the last time: Your question uses incorrect terms. Rephrase using the correct terms which will demonstrate you understand the question.
Just butting in here, but would you consider the statement "a person's genes play no known role in determining his sexual orientation" to be valid, based on the APA paper?