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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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Which of the following antibiotic structurally resembles aminoacyl tRNA and also inhibits protein synthesis:
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The correct answer is  Puromycin structurally resembles aminoacyl t-RNA and inhibits protein synthesis by causing premature termination. Tetracyclines inhibit the binding of aminoacyl-tRNA to the A site.