It helps remove wastes. thus why we pee.
Answer:
Urinary excretion
Explanation:
The main function of the kidney is the excretion of body wastes and harmful chemicals into the urine. The nephron is the functional unit of the kidney responsible for excretion.
You only have the questions.... there’s no video or picture to look from.
D)Risk behavior can harm your health
Explanation:
instruction in physical exercise and games, especially in schools
