KROK 1 2010 – Question 49 · KROK (Medicine) · Biological Chemistry

A newborn child suffers from milk curdling in stomach, this means that soluble milk proteins (caseins) transform to insoluble proteins (paracaseins) by means of calcium ions and a certain enzyme. What enzyme takes part in this process?

  1. A. Renin
  2. B. Gastrin
  3. C. Pepsin
  4. D. Secretin
  5. E. Lipase
Hint

Separate the gastric enzymes by what they do: clot milk, split proteins into peptides, digest fat or regulate secretion, and ask which activity the stem describes.

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