How does the cell membrane use the ATP produced by the cell's mitochondria?
A. to replace damaged phospholipids
B. to move water into or out of the cell
C. to transport ions against their concentration gradient
D. to produce receptors for hormones
C. to transport ions against their concentration gradient
Explanation
There is a form of membrane transport that is called active transport. It is done by proteins that are situated inside the membrane and transport ions using ATP
