This is an active transport mechanism by which cells pump sodium and potassium ions against the concentration gradient

The answer is c establishing proper sleep hygiene

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I'm soooo sorry but i can't answer but you can ask another professor

Well,what i learned was that unlike many other  endothermic  reactions,  photosynthesis  does not absorb energy as heat. instead, during plants absorb energy from sunlight to turn carbon dioxide and water into oxygen and glucose, which is a type of sugar molecule. the energy is stored in the glucose molecules, ready to be used when needed.