How to differentiate between staphylococci and micrococci?
Correct Answer: Modified Oxidase test
Description: Micrococci:Micrococci are gram-positive cocci which occur mostly in pairs, tetrads or irregular clusters. They are catalase and modified oxidase positive and aerobic. They are ordinarily non-pathogenic. The resemble Staphylococci, but in general, they are large in size and tetrads. The common laboratory test used to differentiate between micrococci and staphylococci is modified oxidase test.Ref: Ananthanarayan 9th edition, p206
Category:
Microbiology
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