It depends on what you are asking:
If the question is asking why people are necessarily for or against people, it is not as polarised as you think... some couldn't care less. As such, to answer: They are not.
If the question is why people who do have opinions on the issue have those opinions there are usually two bases of opinion for each side.
Pro-Gay Views are usually supported using the idea of civil rights and equality or the idea of live-and-let-live.
Anti-Gay Views are usually supported on the basis of moral (as defined by religion) activities and family planning.
No. Gay people are not a race. Prejudice against gay people is called homophobia.
Homophobes (bigots who target gay people).
God doesn't discriminate against Gay people, but a lot of God's followers do.
Discrimination is discrimination in any form.
No US State has a ban against gay people.
There are no "gay rights". Gay people should have every statutory and Constitutional right Straight people have.
Gay people get treated differently because people are still prejudiced against them.
No. He was against homosexuality.
Words that describe people who oppose equality for gay people depend on the situation. Here are some options:scaredtraditionalconservativefundamentalisthomophobic
There are no rules against gay people becoming masons, but acceptance will vary, depending on the region of the country.
No, the Salvation Army no longer discriminates against gay people:The Salvation Army and the LGBT Community
There is no law against it and some openly gay people have served in Congress. No one can say what the future will bring.