Which of the following is not an example of β-lactam antibiotic?
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Terramycin
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Amoxicillin
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Ampicillin
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Penicillin
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Cephalosporin
A
Correct answer
Explanation
This option is correct because β-lactam antibiotics (beta-lactam antibiotics) is a broad class of antibiotics, which contains a β-lactam ring in their molecular structures. But terramycin has no β-lactam ring in their molecular structures so this antibiotic is not a β-lactam antibiotic.