character: Carl Woese
topic: Discovery of Archaea
grade: 10
subject: Biology
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character: Microbiologist
topic: Biodiversity in Extreme Environments
grade: 10
subject: Biology
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character: Biologist
topic: Three Domains of Life
grade: 10
subject: Biology
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character: Research Scientist
topic: Phylogenetics and Evolution
grade: 10
subject: Biology
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