Because skin falls off, or are you talking bout why don't people stick together?
The answer is egg! I really hope this helps you out!
It will can cause infertile offspring (the offspring can't have kids)
Answer:
Cavities, also called tooth decay or caries, are caused by a combination of factors, including bacteria in your mouth, frequent snacking, sipping sugary drinks and not cleaning your teeth well.
Explanation:
