Which of the following factors accounts for the virulence of Streptococcus pyogenes?
A) "C" substance
B) Protein A
C) M protein
D) mecA gene
Correct Answer:
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Q12: A catalase-negative, gram-positive coccus in chains that
Q13: An alpha-hemolytic, catalase-negative, gram-positive coccus that is
Q14: The catalase-negative, gram-positive coccus that is the
Q15: Necrotizing fasciitis is caused by a
A) catalase-negative,
Q16: Infections of indwelling devices, such as intravenous
Q18: The virulence factor most often associated with
Q19: A catalase-negative, alpha-hemolytic, gram-positive coccus that is
Q20: A catalase-positive, coagulase-negative, gram-positive coccus in clusters
Q21: A blood culture yields yellow-pigmented, beta-hemolytic, catalase-positive,
Q22: A positive blood culture displays gram-positive cocci
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