（十）主动运输和胞吞胞吐-分子与细胞[高中生物必修一] (X) Active Transport, Endocytosis, and Exocytosis - Molecules and Cells(主动运输的条件是什么)

The concentration of K⁺is lower in the plasma and higher inside redblood cells. Therefore, K⁺entry int…...