character: Francis Crick
topic: Co-discovery of DNA Double Helix
grade: 9
subject: Biology
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character: James Watson
topic: Co-discovery of DNA Double Helix
grade: 9
subject: Biology
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character: Rosalind Franklin
topic: Key role in DNA structure discovery
grade: 9
subject: Biology
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character: Maurice Wilkins
topic: Contribution to DNA research
grade: 9
subject: Biology
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