Biology
Q: What happens to your body as you age?
A: When you get old, so do your bowels and you get intercontinental.
Q: What happens to a boy when he reaches puberty?
A: He says goodbye to his boyhood and looks forward to his adultery.
Q: Name a major disease associated with cigarettes.
A: Premature death.
Q: What is artificial insemination?
A: When the farmer does it to the bull instead of the cow.
Q: How can you delay milk turning sour?
A: Keep it in the cow. [He got an A]