character: Professor David Lee
topic: Types of Sedimentary Environments and Their Fossils
grade: 12
subject: Biology
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character: Dr. Sarah Morgan
topic: Fossil Formation in Marine Sedimentary Environments
grade: 12
subject: Biology
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character: Professor Anita Reyes
topic: Sedimentary Rock Layers and Their Fossil Content
grade: 12
subject: Biology
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character: Dr. John Smith
topic: Understanding Ecosystems through Sedimentary Rock Analysis
grade: 12
subject: Biology
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