Ncert Exercises & Solutions

Q. 43 Name the scientists who were credited for showing the role of penicillin as an antibiotic?

Penicillin was discovered by Sir Alexander Flaming while, working on Staphylecocci

bacteria, However, its fl poten as an effective anti: = was established much later by Ernst Chain anc Howard

Florey.

This antibiotic was extensively used to eat American soldiers wounded in World War I Fleming, Chain anc

Florey were swale the Natal Prine in 1945, fo this discover.