Answer:
circulatory system
Explanation:
carries oxygen, water, and nutrients to cells throughout your body. Wastes from the cells are eliminated by your respiratory system, your excretory system, and your skin. Your nervous system controls all these activities with electrical impulses.
Answer:
They are both used for energy
It is compared by having a reference of something u know like biology
I'm trying my best !!!!
It is D the genetic code.