Answer:
living a healthy lifestyle such as eating healthy and excercising!
right?
The cardiovascular system would be the most affected. Salt from the blood would not be able to be filtered, then backing up your urine. Waste products (feces and urine) would not be able to be disposed of. The buildup in toxins in your body can also cause damage to your liver, and possibly your blood stream if toxins do enter. If that does happen, your entire body is now affected because the toxins will travel throughout.
Girls develop breasts and start their periods. Boys develop a deeper voice and facial hair will start to appear. The average age for girls to begin puberty is 11, while for boys the average age is 12, there were no answer choices so I hope this helped
Answer:Regular physical activity can improve energy levels and physical appearance
Explanation:
