character: Dr. Emily Waters
topic: Aquatic Biologist and Fish Species pH Tolerance
grade: 12
subject: Chemistry
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character: Dr. Jane Smith
topic: Effects of pH on Aquatic Life
grade: 12
subject: Chemistry
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character: Dr. Mark Johnson
topic: Chemical Properties of Water and Biological Impact
grade: 12
subject: Chemistry
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character: Professor Linda Green
topic: Environmental Chemistry and Fish Habitat
grade: 12
subject: Chemistry
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