This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Microbiology
All of the following Vibrio sp. are halophilic, except - 
Select and explain. 
A. V. cholerae, B. V. parahaemolyticus, C. V. alginolyticus, D. V. flulis
A: V. cholerae
Answer: A: V. cholerae 
Explanation: Ans. is 'a' i.e., V. cholerae Halophilic vibrios -Vibrios that have a high requirment of sodium chloride are known as halophilic vibrios. They are abundant in coastal water throughout the world. Examples are - - Remember simple funda. "Except for Vcholerae and Vmimicus, all vibrios are halophilic" - Harrison 161h/e p. 909 Note : Vibio alginolyticus is the most salt tolerant species