Multiple Choice
Bicarbonate crosses the apical membrane of the proximal tubule by
A) HCO3 -/Cl -countertransporters.
B) conversion to carbon dioxide.
C) HCO3 -active transporters.
D) Na+/HCO3 -cotransporters.
E) Na+/HCO3 - countertransporters.
Correct Answer:

Verified
Correct Answer:
Verified
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