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Where is the blood filtered first?​

Where is the blood filtered first?​-example-1
User Bolo
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2 Answers

5 votes
If you focus on pipes how it goes you may see it ends to Z. So the ans is Z!
User Iamnat
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5 votes

ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZz

User Cglacet
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