Question

In order to maintain its homeostasis, human cells must have a higher concentration of sodium ions outside the cell than inside the cell. in addition, the concentration of potassium ions must be higher inside the cell than outside the cell. which of the following forms of cellular transportation helps human cells maintain their sodium and potassium concentration?
a. diffusion
b. a cell membrane pump
c. osmosis
d. passive transport

Answer 1

It is B.cell membrane pump