Which of the following tests identifies Staphylococcus aureus?

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Staphylococcus aureus is catalase positive and coagulase positive.The catalase test separates the staphylococci (positive)from the streptococci (negative),and the coagulase test identifies the pathogen Staphylococcus aureus (positive)from the other staphylococci (most are negative).The PYR test can identify group A beta-hemolytic streptococci and Enterococcus spp.because they both have positive reactions in this test.Bile solubility and optochin tests are used to identify Streptococcus pneumoniae because this organism has positive reactions in both.Indole and oxidase tests are mostly used for gram-negative organisms.

Which of the Following Tests Identifies Staphylococcus Aureus