The answer is hydrogen bonds
Different systems<span> of the body have different functions. For example, your </span>digestive system<span> is responsible for taking in & processing food, while your </span>respiratory system—working<span> with your</span>circulatory system<span>—is responsible for taking up oxygen and getting rid of carbon dioxide. Hope this helps</span>
The shock from loss of blood volume which is large-scale, or shock after sever vomiting or diarrhea.
I looked it up and it should be D. Nerve cells :)
b. the first stage because it could never be in the secound stage