Which of the following is the most useful to differentiate micrococci from Staphylococci-: (A) Catalase test, (B) Hugh Leifson test, (C) Oxidase test, (D) All of the above
Answer is B. Ans. is 'b' i.e., Hugh Leifson test . The common laboratory test to differentiate between micrococci and Staphylococci is Hugh and Leifson's oxidation fermentation test in which micrococci show oxidative and Staphylococci show fermentative patterns.