Dating can vary between cultures, lifestyles, religion, gender, and sexual orientation.

A correlation between fraternal birth order and male sexual orientation has been suggested to be responsible for up to 15 percent of homosexuality.

Nor was there any association between the chromosomal region and female sexual orientation.

Much the same idea is expressed by the distinction between local and cosmopolitan orientation.

A correlation between fraternal birth order and male sexual orientation has been suggested by research.

In females, no significant relationship between prenatal stress or sexual orientation has been found.

There is evidence of a correlation between sexual orientation and traits that are determined in utero.

The relationship between Buddhism and sexual orientation varies by tradition and teacher.

Therefore, sometimes the distinction between gender identity and sexual orientation is not made.

The church has always distinguished between orientation and acting out.