[aruanan]

Mental illness usually isn’t biological. When it is, there’s medication for the brains chemical imbalance. There is no “gay gene”. And no scientist is trying to push that anymore. 20 years later NOTHING points to such a gene.

It seems you're responding to the exact opposite of what I wrote.

[DJ MacWoW]

The more likely scenario is that there is an inborn predisposition to heterosexuality that, for various reasons, genetic, biological, psychological, and cultural may be weakened or suppressed.

You want to excuse behavior by making it a physical problem. It's a mental illness. They are NOT "born that way". I watched my brother change and saw the reasons intimately. When his friends were being honest, every single one of them had bad or no relationship with one or both parents.