<prompt> Pseudomonas exotoxin inhibits protein synthesis by inhibiting -RNA polymeraseEF-2TranspeptidaseReverse transcriptase  <response>: Ans. is b i.e., EF-2 o Exotoxin A of P. aeruginosa inhibits protein synthesis through interference with adenosine diphosphate ribosylation of elongation factor - 2.Remembero Bacterial toxins inhibiting protein synthesis:Exotoxin A of P. aeruginosa Shiga toxin Shigella Diphtheria toxin Shiga like toxin or verocytotoxin of EHEC. 