“Where did I come from?” asked Shadrach as we pulled up to his football game at Fleigenbaum Field. Having never been married, I thought I’d be exempt from ever having to discuss the birds and the bees with a 6-year-old quarterback, so I never put much thought into what I’d say if asked. Looks like I was going to have to punt. “Well, Shadrach, each month, in one of your mommy’s two ovaries, a few immature eggs develop into follicles. The mature follicle releases an egg during ovulation, which turns into the corpus luteum. Progesterone prepares the endometrium in anticipation of the embryo. Then, your daddy’s sperm travels up the…