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BIO NMDCAT CELL STRUCTURE & FUNCTION
nmdcat.online July 3, 2026

79. The organelle that features a continuous network of flattened membrane sheets studded with ribosomes, highly developed in both animal and plant secretory cells, is the

A. Smooth Endoplasmic Reticulum
B. Rough Endoplasmic Reticulum
✓
C. Central Vacuole
D. Dictyosome subunit

📝 Explanation

The rough ER is studded with active ribosomes, serving as the primary site for translating and folding proteins destined for membranes or export.

📖 Additional Information

  • Smooth Endoplasmic Reticulum
  • Rough Endoplasmic Reticulum
  • Central Vacuole
  • Dictyosome subunit

The rough ER is studded with active ribosomes, serving as the primary site for translating and folding proteins destined for membranes or export.

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