4. It is estimated that ____of known bacterial toxins produce disease by disrupt

Question

4. It is estimated that ____of known bacterial toxins produce disease by disrupting the plasma membrane of human eukaryotic cells
A. 75%
B. 25%
C. 40%
D. 65%
5. Peptidoglycan is made of
A. Polysaccharides and polypeptides
B. Disaccharides and polypeptides
C. Dipeptides and disaccharides
D. Polysaccharides and dipeptides

6. A disease condition that results from spread of a pathogen or its products in an
A. Sepsis
B. Bacteremia
C. Septicemia
D. Toxemia
7. Which of these contains sterols and carbohydrates?
A. Gram positive bacterial cell wall
B. Cell membrane of prokaryotes
C. Outer membrane of gram negative bacteria D. eukaryotic plasma membrane

Explanation / Answer

5) peptidoglycan layer is formed by the (B) disaccharide and polypeptide.

Disaccharide includes NAM & NAG and polypeptide are different 5 amino acids L-Alanine, D-Glutamic acid, D-Alanine, mesodipemellic acid an glycine interbridge..!

7) sterols are present in the membrane of (D) eukaryotic plasma membrane which provides the rigidity to the cell memberane..

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