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A type of organic molecule that is made up of amino acids that contain C, H, O & N. The function includes: growth & repair, source of energy.
Largest and most complicated molecules found in living things. Made up of phosphates, ribose (simple sugar) and nitrogen. Function: heredity & controls cell activities.
The movement of molecules from an area of higher concentration to one of lower concentration.
A type of diffusion. The movement of water through the walls from an area of high concentration of water to a low concentration of water.
Using energy to move molecules of nutrients in the direction opposite of diffusion.
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