Of course because no-one argues any differently. Republicans have given up arguing against the idea that gay is the same as being say black, as a racial minority discriminated against.
Dems are the only ones who have been making a public case on it.
And public schools.
Its all about how they ‘feel’
Dems won this one un-opposed.
I remember having this stuff shoved down my throat in school, With gay-strait alliance.
None of them at the time wanted to own up to the very simple and real biological fact that homosexuality is functionally a disease as it hinders reproduction.
There is no rationally to their position it is supported entirely upon emotional doctrine based in a twisted idea of equality that could just as easily be applied to any and all other diseases.