Ubiqultin is involved in_____________?
Correct answer: D. Intracellular proteolysis
- A. Protein foldingConsult A Nutritionist
- B. Electron transport chain
- C. Transport of ATP
- D. Intracellular proteolysis
Explanation
Ubiquitin is attached to selected proteins, marking them for degradation by the 26S proteasome and thereby supporting intracellular proteolysis. It is not a component of the electron transport chain or a protein-folding chaperone.
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