C.
The immune system collects and stores the invading organisms
Your brain sends signals to your body to release hormones that make you tired. This is done as a routine, and trying to sleep at different times will mess it up.
Hope this helps!
The factors are muscle Force - Velocity Relationship, motor
units recruitment, Length-tension relationship, angle of pull and Active and
passive insufficiency. When muscle is contracting (concentrically or
eccentrically) the rate of length change is significantly related to the amount
of force potential.
<span>The correct answer is protein. Proteins do all that and much more which is why they are of extreme importance for us. If protein synthesis in our bodies doesn't function properly you can even die. That's why it's important to eat them because not all amino acids can be made by the body and some have to be taken from outside sources.</span>