hellevenxdona hellevenxdona

08-02-2016
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In 1928, Scottish scientist Alexander Fleming discovered
A. the theory of relativity.
B. penicillin.
C. atomic fission.
D. psychoanalysis.

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maddysuperhero maddysuperhero

08-02-2016

Alexander Fleming is famous for discovering B), penicillin in 1928

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