character: Dr. Lee
topic: Impact of Heavy Metals on Aquatic Life
grade: 11
subject: Chemistry
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character: Professor Green
topic: Effects of Pollution on Marine Ecosystems
grade: 11
subject: Chemistry
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character: Dr. Chen
topic: Toxicity of Heavy Metals in Freshwater Species
grade: 11
subject: Chemistry
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character: Ms. Adams
topic: Bioremediation of Heavy Metal Contaminants in Aquatic Environments
grade: 11
subject: Chemistry
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