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A Long and Illustrious History

Alexander Fleming is famous for discovering:

ARadar
BPenicillin ✓
CInsulin
DThe structure of DNA

Explanation

Alexander Fleming discovered penicillin in 1928, the world's first antibiotic. This Scottish scientist's discovery revolutionised medicine and has saved hundreds of millions of lives.

easyalexander flemingpenicillinantibiotic

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