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DNA and RNA — Comprehensive Study Notes Practice Quiz
Test your knowledge of DNA and RNA — Comprehensive Study Notes with 18 practice questions. Get instant feedback and detailed explanations to identify gaps and improve your understanding.
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Question 1 of 180 answered
Which scientist’s experiment first revealed the phenomenon called “transformation” in bacteria (harmless strains becoming virulent)?
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Correct answer: Frederick Griffith
Griffith (1928) observed that nonvirulent "rough" Streptococcus pneumoniae became virulent when mixed with heat-killed "smooth" strains, demonstrating a transferable "transforming factor."
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