The function of acid in the stomach is to kill bacteria and activate proteolytic

Question

The function of acid in the stomach is to kill bacteria and activate proteolytic enzymes. This function could, in principle, be carried out by any acid (e.g. H2SO4, etc.). The beauty of using HCl, however, is that it enables the organism to more fully integrate acid production with respiration without having to “invent” additional anion transporters, since the relevant anion transporters are also found in ____________.

A. neurons   B. blood cells        C. kidney epithelium       D. all of the above

Explanation / Answer

Answer

Option D is the right answer because anion transporter is present in all above cells neurons, blood cells and kidney epithelium cells to maintain acid-base balance and other cellular activity.

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