Ions that can regulate metabolic processes are called electrolytes.
Answer:
B
Explanation:
B is the best answer it explain alot
I think that oxygen is needed , because it helps elevate the blood level and help oxygen spread to your brain/ heart.
Answer: The four common traits of all muscles are Excitability or Irritability, contractibility, extensibility, and elasticity. Muscle tone refers to the ability of muscles to be slightly contracted at all times, even when not in use.
Explanation: