character: Dr. George Gey
topic: HeLa Cells Development
grade: 12
subject: Biology
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character: Henrietta Lacks
topic: HeLa Cells Origin
grade: 12
subject: Biology
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character: Dr. Jonas Salk
topic: Polio Vaccine Development using HeLa Cells
grade: 12
subject: Biology
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character: Dr. Michael Bishop
topic: Cancer Research Impact of HeLa Cells
grade: 12
subject: Biology
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