character: Dr. Sarah Lee
topic: Melanin and Its Role in Skin Protection Against UV Rays
grade: 11
subject: Biology
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character: Dr. John Smith
topic: The Science of UV Radiation and Skin Health
grade: 11
subject: Biology
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character: Dr. Emily Chen
topic: Understanding Skin Pigmentation and Its Benefits
grade: 11
subject: Biology
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character: Dr. Michael Patel
topic: Natural Defense Mechanisms of the Skin Against UV Damage
grade: 11
subject: Biology
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