character: David Lee
topic: The Impact of Genetic Modifications on Ecosystems
grade: 12
subject: Biology
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character: Rachel Carson
topic: The Effects of Pesticides on Biodiversity
grade: 12
subject: Biology
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character: Lynn Margulis
topic: Symbiotic Relationships in Ecosystems
grade: 12
subject: Biology
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character: Carl Woese
topic: Microbial Contributions to Ecosystem Functions
grade: 12
subject: Biology
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