Answer:
gold
Explanation:
gold has just 1 type of atom
There are two kinds of digestion: mechanical and chemical. Mechanical digestion involves physically breaking the food into smaller pieces. Mechanical digestion begins in the mouth as the food is chewed. Chemical digestion involves breaking down the food into simpler nutrients that can be used by the cells.
Answer: Because some of the teens are always on their electronics and are too lazy to exercise.
What is the options. The answers
