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Hello!
✧・゚: *✧・゚:* *:・゚✧*:・゚✧
❖ This is known as active transport. Active transport uses the cell's energy to move molecules from an area of high concentration to an area of low concentration.
(Note: Active transport is the only time that molecules move from high to low concentration)
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~ ᴄʟᴏᴜᴛᴀɴꜱᴡᴇʀꜱ