1. You make a blonde assertion. That issue is not proved yet. Period.<quoted text>
You finally got one right. It is not genetic - period.
No, it isn't. But it is the reason that people get married and it is the reason that gives the State a compelling interest in fostering opposite sex marriage.
However, it is quickly being understood. You might want to look up 'epi-marker' mistakes...
2. The bare essence of marriage is this; a cross cultural constraint on evolutionary mating behavior.
Gay couples are 100% incapable of procreation within their relationship. Desolate. There is no prevailing government interest in providing support and protection to a friendship.
In fact, there is already more support for default family situations then there is for biological natural families.