This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Bacteriology, Subject name: Microbiology
[{'content': 'Transfer of drug resistance is staphylococcus is by \nSelect and explain. \nA. Transduction, B. Transformation, C. Conjugation, D. Transfection', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Beta-lactamase-mediated: this is mediated through the production of beta-lactamase or penicillinase, which inactivates penicillin by splitting the beta-lactam ring. these are inducible enzymes which are plasmid-mediated.they can be transmitted by transduction or conjugation. Ref: Textbook of Microbiology; Ananthanarayanan and Panicker; Tenth Edition; Page No: 202', 'role': 'assistant'}]