What was the first substance produced by microorganisms to be used pharmaceutically?
A) penicillin
B) streptokinase
C) phenylalanine
D) rennin
E) erythromycin

Question

Quizplus · Accepted Answer

Penicillin was the first substance produced by microorganisms to be used pharmaceutically. It was discovered by Alexander Fleming in 1928 and was first used during World War II to treat bacterial infections.

What Was the First Substance Produced by Microorganisms to Be