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

96. The architectural organization of the primary cell wall in plants reveals that cellulose microfibrils are synthesized by large, membrane-embedded protein complexes called

A. Ribosomal rosettes
B. Cellulose Synthase (CESA) complexes or terminal complexes
✓
C. Dictyosome stacks
D. Spliceosome factories

📝 Explanation

CESA complexes are hexameric transmembrane rosette assemblies that extrude individual cellulose chains into the extracellular space.

📖 Additional Information

  • Ribosomal rosettes
  • Cellulose Synthase (CESA) complexes or terminal complexes
  • Dictyosome stacks
  • Spliceosome factories

CESA complexes are hexameric transmembrane rosette assemblies that extrude individual cellulose chains into the extracellular space.

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