The M Protein on the Surface of Streptococcus Pyogenes

question 54

Multiple Choice

The M protein on the surface of Streptococcus pyogenes

• A) is an antibody- antigen complex.
• B) is a pyrogen that elevates the body temperature.
• C) is a chemotaxic substance that attracts neutrophils.
• D) is part of the bacterium's capsule and prevents adherence of phagocytes to its surface.
• E) acts as a toxin to human cells.

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