character: Mr. Robert Smith
topic: Sedimentary Layers and Fossil Records
grade: 12
subject: Biology
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character: Dr. Lisa Johnson
topic: The Importance of Fossils in Understanding Earth's History
grade: 12
subject: Biology
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character: Prof. Emily Clarke
topic: Sediment Composition and Fossilization Processes
grade: 12
subject: Biology
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character: Mr. Jason Lee
topic: Stratigraphy: Reading the Earth's Layers
grade: 12
subject: Biology
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