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BIO NMDCAT Cytoplasmic Organelles
nmdcat.online July 4, 2026

47. The targeted retrograde transport of escaped ER-resident proteins from the Golgi apparatus back to the endoplasmic reticulum is mediated by vesicles coated with

A. Clathrin
B. COPI proteins
✓
C. COPII proteins
D. Sec61 translocons

📝 Explanation

COPI-coated vesicles handle retrograde vesicle transport, moving materials backward from the Golgi to the ER.

📖 Additional Information

  • Clathrin
  • COPI proteins
  • COPII proteins
  • Sec61 translocons

COPI-coated vesicles handle retrograde vesicle transport, moving materials backward from the Golgi to the ER.

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