Penicillinases are enzymes produced by bacterial cells

Last updated: 7/8/2022

Penicillinases are enzymes produced by bacterial cells, usually after acquiring a new gene, that _______. hydrolyze the B-lactam ring of penicillins and cephalosporins, rendering them ineffective pump the penicillins out of the cell as soon as they enter prevent the drug from crossing the cell membrane block the target binding site of the drug, rendering it ineffective