Answer:
I think it is sodium ions out of the cell and potassium ions into the cell
Explanation:
All plants and animals are made of cells
<span> </span>A high metabolic
rate means that the cells in the tissue will needs a high rate of gas exchange
as the cells will be producing a high amount of CO2 during production of energy. The dense network of capillaries ensure that
the cells are adequately provided with oxygen.
Answer:
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Explanation:
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