KROK 1 2007 – Question 14 · KROK (Medicine) · Histology, Cytology, and Embryology

Labeled aminoacids alanine and tryptophane were introduced to a mouse in order to study localization of protein biosynthesis in its cells. Around what organellas will the accumulation of labeled aminoacids be observed?

  1. A. Lysosomes
  2. B. Cell centre
  3. C. Ribosomes
  4. D. Golgi apparatus
  5. E. Agranular endoplasmic reticulum
Hint

Think about which organelle physically assembles a polypeptide chain from amino acids, whether it floats free in the cytoplasm or is attached to the rough endoplasmic reticulum.

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