Answer:
Almost all calcium in the body is stored in bones and teeth, giving them structure and hardness. Your body needs calcium for muscles to move and for nerves to carry messages between your brain and every part of your body.
Sodium-Potassium Pump
Three sodium ions bind to intracellular sites on the sodium-potassium pump.
A phosphate group is transferred to the pump via the hydrolysis of ATP.
The pump undergoes a conformational change, translocating sodium across the membrane.
It should be the last one, but if you can pick more than one answer then I would do the first and last one but I’m confident that it would be the last one either way :) hopefully this is helpful
Cells undergo mitosis because there must be a process in which the nucleus is divided in order for there to be a successful reproduction for cells.
Btw science and biology are almost the same thing
