Is that the Lion King song? Or just nonsense?
Yes they do it is they're sworn duty to help those in need, here's a better example if you were driving by the car crash would you drive past it and stare at those in need or would you go and help the injured person/people in the car wreck.
Hemostasis is the stopping of blood when one is bleeding, meaning that when you bleed from a cut, hemostasis is the process that makes you stop bleeding, to keep you from losing too much blood.
Vitamins and minerals are important for body growth and brain development so it is important to make sure you were getting the recommended daily allowance of every type of vitamin and mineral from healthy foods such as fruits vegetables fish grains and dairy in order to ensure that your body is functioning at its maximum.