Question

Who discovered penicillin, and whose work established its potential?

Options

• Fleming discovered it; Bacillus licheniformis established its potential

• Chain and Florey discovered it; Alexander Fleming established its potential

• Alexander Fleming discovered it; Chain and Florey established its potential

• Alexander Fleming discovered it; Waksman established its potential

Answer 1

Penicillin was originally discovered by Alexander Fleming, while its full potential as an antibiotic was later established by Chain and Florey.