<prompt> Staphylococcus differes from streptococcus by -Coagulase testCatalase testPhasphataseGram negative  <response>: Ans. is b i.e., Catalase test Coagulase test is used to differentiate the different species of staphylococci staph aureus, staph, epidermidis. Catalase test is used to differentiate staphylococci from streptococci. 