1.   Catholic teaching holds that homosexual orientation is not a sin, but homosexual behavior is.

2.   Homosexual orientation is not grounds for rejection, but participation in a gay lifestyle or gay sex is.

3.   Many are religious institutions that proscribe homosexual orientation as immoral.

4.   Still others accept homosexual orientation as an existent condition within the general population.

5.   The researchers argued that there must be a biological basis for homosexual orientation, because they did not find that parental personalities or traumatic experiences played a role.

6.   Yet, Scalia argues that if the state can criminalize the sex act between homosexuals, surely it can legislate against a homosexual orientation.

7.   It also encourages greater attention to homosexual orientation and the priesthood, and asks if there are valid ways to screen priests for sexual orientation.