Can someone become gay

Estimates as to the number of gay people in the population range from 1-in to 1-in, so why are some people gay? Are they gay by choice or is being gay genetic? The simplest answer is to look at the definition of the word "gay." The term gay is a synonym for homosexual, which is defined as, 1,2 "Of, pertaining to, or exhibiting sexual desire or behavior directed toward a person or persons.
Being gay is not a choice for people. Instead, it appears to be a fundamental part of who someone is. It is not a learned behavior. Which also means that people cannot “unlearn” their sexual orientation. Of course just because we know it isn’t usually a learned behavior, that doesn’t mean that we have a good explanation for what is going on biologically. We don’t. What we do know is.