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Boopathisankar Muthuraj
's Polls
Inventions in the world
The existence of isotopes was discovered by
A. Emil Kraepelin
1 vote (100%)
A. Emil Kraepelin
B. Trofim Lysenko
0 votes (0%)
B. Trofim Lysenko
C. Frederick Soddy
0 votes (0%)
C. Frederick Soddy
D. Francis Galton
0 votes (0%)
D. Francis Galton
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Wolmal
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