I don't think it is, maybe in some, but I'm pretty convinced is a freak of nature having to do with hormones/
With billions of cells in the body, it only takes a few that differ from the "normal" bodily composition to cause differing preferences. I agree that homosexuality is generally biologically related. I don't think that a preference or choice is made; it's just the way God made them.
After spending a few minutes with Leviticus, I am pretty sure that God had nothing to do with it.
And just like tipping a bottle, or shoving a needle in your arm, who you screw IS a matter of choice.
People who choose to brew up their own storms bitch loudest about the rain.
