Answer:
Lead can enter drinking water when plumbing materials that contain lead corrode, especially where the water has high acidity or low mineral content that corrodes pipes and fixtures. The most common sources of lead in drinking water are lead pipes, faucets, and fixtures.
Explanation:
Answer: The structure of the circulatory system helps with homeostasis, as it helps to transport oxygen and nutrient - rich blood throughout the whole body
Explanation:
The circulatory system is just basically a transport system transporting oxygenic, nutrient rich blood, or you can think of it as an extension system for the respitory system, after all, the whole body interacts to keep you strond and healthy.
The monomers of a protein are amino acids