Staphylococcus aureus became resistant to methicillin because after methicillin was introduced as an antibiotic treatment,the Staphylococcus then mutated in such a way so that methicillin was not harmful.

Question

Quizplus · Accepted Answer

Staphylococcus aureus did not mutate in response to methicillin; rather, resistant strains already existed and were naturally selected for when methicillin was used, allowing them to survive and proliferate.

Staphylococcus Aureus Became Resistant to Methicillin Because After Methicillin Was