TRUE regarding cholera is -: (A) Toxin acts on GM 1 receptor, (B) Toxin action is cAMP mediated, (C) Peritrichate flagella, (D) Utilises arginine and lysine
Answer is B. Ans. is 'b' i.e., Toxin action is cAMP mediated V. cholerae produces cholera toxin, the model for enterotoxins, whose action on the mucosal epithelium is responsible for the characteristic diarrhoea of the cholera.