There Is a Concentration Differernce for Na⁺ into Intestinal Epithelial

question 88

Multiple Choice

There is a concentration differernce for Na⁺ into intestinal epithelial cells.This gradient provides the energy for the symport of glucose and in some cells,the antiport of H⁺.This secondary active transport in the intestine works by the following.(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

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