Which of the following is mismatched? group of answer choices ehrlich – "magic bullet" theory fleming – initial identification of penicillin's effect on gram-positive microbial growth florey and chain – identification of penicillium as the producer of penicillin kirby and bauer – disc-diffusion method none of these is mismatched.

The correct answer is E.

Explanation:

Paul Ehrlich is the scientist who discovered a treatment for the disease Syphilis in the year 1900 which was then named Magic Bullet as a concept. This answer is correct.Alexander Fleming was a Scottish scientist and while he was working on a cure for influenza, commonly known as flu, after a coincidence on one of his experiments he discovered a substance. He observed that it killed the bacteria that it came into contact with and named it Penicilin.Howard Florey and Ernst Chain are scientist who picked up Fleming's discovery of penicilin and tried to improve it. As a result of their experiments, they discovered a technique that was used to make a more pure and concentrated penicilin.Kirby Bauer method is used to find out if a certain type of bacteria has any sensitivity to a specific type of antibiotic.

The correct answer is E, none of the pairs are mismatched.

I hope this answer helps.