All staphylococci produces the enzyme catalase when introduced to hydrogen peroxide. This test easily differentiates the staphylococci from the streptococci. It also produces the enzyme coagulase which allows the organism to produce a clot in rabbit plasma. This is a key test to differentiate staphylococci. Which from bellow mentioned species of staphylococci is coagulase-positive?


S. aureus

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