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BIO NMDCAT Conjugated molecules
nmdcat.online July 3, 2026

43. The presence of lipopolysaccharides (LPS) in the outer membrane of Gram-negative bacteria causes them to behave functionally as

A. Vital vitamins for host absorption
B. Endotoxins that trigger severe immune responses
✓
C. Structural channels for glucose diffusion
D. Catalysts for extracellular starch digestion

📝 Explanation

The Lipid A portion of LPS is an endotoxin that can trigger severe inflammatory pathways, leading to toxic shock in host organisms.

📖 Additional Information

  • Vital vitamins for host absorption
  • Endotoxins that trigger severe immune responses
  • Structural channels for glucose diffusion
  • Catalysts for extracellular starch digestion

The Lipid A portion of LPS is an endotoxin that can trigger severe inflammatory pathways, leading to toxic shock in host organisms.

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