Which of the following structure of bacteria known as O,-H,-K- antigens ?
A. capsule
b. cell wall
c. flagella
b. cell wall
c. flagella
Vibrio genus involves many species, only some serotypes of V.cholerae are pathogens of cholera. Which of the following causative agents of cholera?
V.cholerae serogroups non O1 and non O139
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