Which type of bacterium produces an A-B toxin?

Salmonella

Vibrio cholera

ETEC

Shigella dysenteriae

Answer: Vibrio Cholera

Explanation:

The gastrointestinal cholera is a serious infection which is cause by contamination of food and water, especially during the time of natural disaster.

V. cholera is killed by stomach acid, They reach intestine and cause infection. When these virus reach the intestine they release an toxin called as A-B toxin. This is a two component protein complex secreted by number of bacteria.