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1. How long have leeches been used for medicinal purposes? 2. Why are leeches important in the field of medicine?
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Zoology
What is the largest leech? What are giant tube worms?
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Zoology
What are giant tube worms?
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Zoology
What are the major groups of segmented worms?
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Zoology
In what ways are earthworms beneficial? What are the major groups of segmented worms?
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Zoology
What is the most famous roundworm?
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Zoology
How numerous are roundworms? What is the most famous roundworm?
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Zoology
