Which of the followings best describe acid secreting cells in the distal convoluted  tubules? A. They pump protons into lumen via apical H+ ATPase  B. Carbonic anhydrase allows for rapid formation of bicarbonate ions & protons C. CO2 diffuses passively from the basolateral membrane D. All of the above are correct E. Only A and B are correct

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A: all above are correct.

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