Question

Sometimes a cell needs to move molecules from an area of low concentration to an area of high concentration (against the flow). How does a cell do this?

Answer 1

Answer:uses specialized channels or carriers in the cell membrane

Step-by-step explanation:

When the cell needs to move molecules from an area of low concentration to one of high concentration; it uses specialized channels or carriers in the cell membrane. This process expends' energy and is called Passive transport; Mitosis: Replication.