Question

The normal digestion and absorption of cobalamin requires adequate protein digestion in the stomach; the presence of 2 nonenzymatic proteins: _____; and a receptor located in the _____.
a. R binders and hydrochloric acid, colon
b. pepsin and hydrochloric acid, ileum
c. R protein and intrinsic factor, ileum
d. R protein and intrinsic factor, duodenum

Answer

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