character: Dr. Emily Johnson
topic: Biological Membranes and Transport Mechanisms
grade: 10
subject: Biology
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character: Mr. David Smith
topic: Cell Structure and Function
grade: 10
subject: Biology
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character: Ms. Sarah Lee
topic: Diffusion and Osmosis
grade: 10
subject: Biology
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character: Mr. John Doe
topic: Active and Passive Transport
grade: 10
subject: Biology
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