It would be C because he's doing a healthy diet unlike the others
The mental affect of drugs on the brain. It affects memory, consciousness, decision making, and it changes the natural wiring of a brain.
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A nephron is the functional unit of the kidney. it is the structure that produces urine which is the process of removing waste and excess substances from the blood. there are about 1,000,000 nephrons in each human kidney.
Answer:
1) stratitions and contractions
2)Chemical Energy
3) exercise
4)foods and nutrients
5) skeleton
6) Cardiac
7) Smooth