<prompt> Which of the following organisms toxin works by same mechanism as Exotoxin A of Pseudomonas ?TetanusPeusisCholeraDiphtheria  <response>: In Pseudomonas pathogenesis , several toxic extracellular products are demonstrated in culture filtrates. Few of them are exotoxins A and S . Exotoxin A acts as NADase thus resembling diptheria toxin . 