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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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Transfer of drug resistance in Staphylococcus is by
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The correct answer is  Beta-lactamase(penicillinase) inactivates penicillin by splitting beta-lactam ring. Penicillinase is an inducible enzyme and its production is usually controlled by plasmids which are transmitted by transduction or conjugation.