Virulence factors of Streptococcus pyogenes include
A) polysaccharides on the cell wall.
B) lipoteichoic acid.
C) spiky M proteins.
D) hyaluronic acid capsule.
E) All of the choices are correct.
Correct Answer:
Verified
Q1: Which antibody is concentrated in the respiratory
Q2: The most common mode of transmission for
Q12: Normal biota of the upper respiratory tract
Q13: Cold viruses are transmitted by
A)droplet contact and
Q13: The bright red rash and fever of
Q14: Rheumatic fever is caused by _.
A)a primary
Q15: Normal biota of the lower respiratory tract
Q19: What is the function of normal biota
Q21: Which of the following is not true
Q28: Which is not correct about Mycobacterium species?
A)All
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