In Intestinal Epithelial Cells, Na⁺ Is in Higher Concentrations Outside

Multiple Choice

In intestinal epithelial cells, Na⁺ is in higher concentrations outside of the cells. This gradient provides the energy for the symport of glucose into the cells. Which of the following explain how this transport mechanism works. (Check all that apply.)

A) Active transport of sodium out of the cell
B) Active transport of sodium into the cell
C) Carrier mediated transport of glucose into the cells
D) Carrier mediated transport of sodium into the cell
E) Active transport of potassium out of the cell