Currently, there is no federal law protecting gays and lesbians against discrimination. Twenty-one states have enacted such protections, but in the remaining 29 states, employers may, for example, fire an employee for being gay.
Negative people obstruct productivity in the workplace in a handful of ways. Their pessimism serves as a buzzkill when, every time you suggest an idea or improvement, they say, "No, that will never work." Complaining and gossiping at the office undermines morale, which also undermines productivity. If you can't get away from these folks, you need reasonable strategies to deal with them.
The next step after applying for a job is to wait for the phone call from HR, letting you know that you've been selected for the first round of screening. The recruiter at the end of the line knows that you are interested in the job. But are you really prepared for that call?