character: Antonie van Leeuwenhoek
topic: Improvements to Microscopy
grade: 9
subject: Biology
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character: Robert Hooke
topic: Early Microscopy Techniques
grade: 9
subject: Biology
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character: Zacharias Janssen
topic: Invention of the Microscope
grade: 9
subject: Biology
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character: Joseph Jackson Lister
topic: Enhancements in Microscopy
grade: 9
subject: Biology
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