The M Protein of Streptococcus Pyogenes

question 47

Multiple Choice

The M protein of Streptococcus pyogenes:

• A)is the basis for the organism belonging to Lancefield group A.
• B)gives rise to a zone of b hemolysis on blood agar.
• C)protects against phagocytosis and enhances adherence.
• D)is also called streptokinase.
• E)protects against lysozyme damage.

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