Largest protozoan is?: (A) E. Histolytica, (B) Balantidium coli, (C) E.coli, (D) Plasmodium
Answer is B. ANSWER: (B) Balantidium coliREF: Jawett's 24th edition Section VI. Parasitology > Chapter 46-Medical Parasitology"Balantidium coli, the cause of balantidiasis or balantidial dysentery, is the largest intestinal protozoan of humans"