Is compatable to defection or malfunction
<span>(4) active transport
</span>Active transport is the movement of molecules across a cell membrane in the direction against their concentration gradient, i.e. moving from an area of lower concentration to an area of higher concentration.
Active transport. Which the molecules are transported by a protein called carrier protein with the help of ATP.
They are a good choice because at any given time, you can find cells that are undergoing mitosis.