It does say that 'normally' epi-markers are erased. Those not in denial understand that when something 'normal' doesn't happen in a genetic setting, it creates a mutation. A mutation is 'judged' defective when it cannot self-replicate, OR when it has no practical purpose.<quoted text>
Epigentics may EXPLAIN how homosexuality exists. It does not, however, make the "judgment" that homosexuality is wrong or unnatural.
Ss orientation cannot replicate, and it has no practical evolutionary purpose.
I keep warning you VV, that this exposure is coming, and the attempt of equate a 'not normal' condition with marriage will be exposed as incredibly foolish.