While we don't often think of it in terms of our sex life, we leave our children a sexual intimacy legacy. (itunes.apple.com)
Isn't that the bias that we fought about on racial terms, or on terms of sex, or on terms of religion, etc.? (lawyerist.com)
In terms of sex chromosomes, men have a single X chromosome as well as an Y chromosome, whereas women have two copies of the X chromosome. (sciencedaily.com)