Subject
Staphylococcus aureus > Penicillin
Quote from Video
But almost as soon as physicians started using penicillin, Staph started becoming resistant to it. That is what Staph did. They produced this enzyme called penicillinase that disabled the penicillin antibiotic.

“But almost as soon as physicians started using penicillin, Staph started becoming resistant to it. That is what Staph did. They produced this enzyme called penicillinase that disabled the penicillin antibiotic.”