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Commercial extraction of penicillin was ...

Commercial extraction of penicillin was done by

A

Alexander Fleming

B

Ernest Chain

C

Howard Florey

D

More than one option is correct

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The correct Answer is:
D
Commerical extraction of penicillin was done by Ernest Chain And Howard Florey.
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VMC MODULES ENGLISH-MICROBES IN HUMAN WELFARE-SOLVED EXAMPLES
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