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BIO NMDCAT Conjugated molecules
nmdcat.online July 3, 2026

17. An analysis of a patient’s blood type reveals the presence of specific A-antigens on the erythrocyte surface, which chemically are

A. Pure structural proteins
B. Specific oligosaccharide chains attached to lipids or proteins
✓
C. Long linear homopolysaccharides
D. Extracellular DNA-protein loops

📝 Explanation

Human ABO blood group determinants are defined by the structural variations of carbohydrate chains on surface glycolipids and glycoproteins.

📖 Additional Information

  • Pure structural proteins
  • Specific oligosaccharide chains attached to lipids or proteins
  • Long linear homopolysaccharides
  • Extracellular DNA-protein loops

Human ABO blood group determinants are defined by the structural variations of carbohydrate chains on surface glycolipids and glycoproteins.

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