character: Dr. Claire Johnson
topic: Human Genetic Diversity
grade: 9
subject: Biology
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character: Professor James Robinson
topic: Genetic Variation in Populations
grade: 9
subject: Biology
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character: Dr. Lisa Chen
topic: The Role of Genetics in Evolution
grade: 9
subject: Biology
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character: Dr. Mark Thompson
topic: Understanding Chromosomal Differences
grade: 9
subject: Biology
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