<prompt> In which of the following organism does the capsule does not act as a virulence factor?H. influenzaeStrep pneumoniaeN. meningitidisBordetella peusis  <response>: Ans. d Bordetella peussis Antigenic constituents and Virulence factor of Bordetella Peussis toxin most impoant Tracheal cytotoxin Dermonecrotic toxin Lipo oligosoccharide Adenylate cyclase toxin Fimbriae Filamentous hemagglutinin a component of cell wall Peactin an outer membrane protein 