Moves substances to and from all cells of the body is which human organ system?

Skeletal system which works with the muscular system

I think that is the answer

Cell division is important to single celled organisms because it allows the cells to reproduce. through cell division, cells make exact copies of themselves. when single celled organisms go through cell division, they make exact copies of themselves which is how they reproduce.

1. protection 2. homeostasis 3. storage4.blood formation5.bone marrow 6.movement