Over 90% of Staphylococcus aureus isolates are penicillin-resistant. Why?

A) They have loosely organized polysaccharide slime layers which protects their cell wall.
B) They produce coagulase.
C) They have a coating of protein A.
D) They produce ?-lactamase.
E) They produce staphylokinase.


D

Biology & Microbiology

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Which of the following has the LEAST general acceptance? 

A. Theory. B. Law. C. Hypothesis. D. Theory, law, and hypothesis have equal acceptance.

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Staphylococcus aureus is one of the most important human and animal staphylococcal species. It is characterized by ability to produce coagulase.

a. true b. false

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a. bioaccumulation b. biological magnification

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