$\beta$ -Lactamases Hydrolyze $\beta$ -Lactam Antibiotics Using Two Distinct Mechanisms: Those Having a Metallo-Based

Multiple Choice

$\beta$ -Lactamases hydrolyze $\beta$ -lactam antibiotics using two distinct mechanisms: those having a metallo-based mechanism of action and those with

A) ring-specific enzymes.
B) a serine-based mechanism of action.
C) a chromosomal mechanism of action.
D) a transporter mechanism of action.