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nmdcat.online June 27, 2026

The structural polysaccharide that forms the major component of the exoskeleton of arthropods is

A. Cellulose
B. Starch
C. Glycogen
D. Chitin

📝 Explanation

Chitin is a linear polysaccharide of N-acetylglucosamine monomers, linked by β-glycosidic bonds, providing structural support in arthropod exoskeletons and fungal cell walls. Cellulose is the structural polymer in plant cell walls. Starch and glycogen are energy storage molecules.

📖 Additional Information

  • Cellulose
  • Starch
  • Glycogen
  • Chitin

Chitin is a linear polysaccharide of N-acetylglucosamine monomers, linked by β-glycosidic bonds, providing structural support in arthropod exoskeletons and fungal cell walls. Cellulose is the structural polymer in plant cell walls. Starch and glycogen are energy storage molecules.

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