Class 11 Biology Practice Test: Body Fluids and Circulation - Double Circulation — Flashcards | Class 11 Biology | FatSkills

Class 11 Biology Practice Test: Body Fluids and Circulation - Double Circulation — Flashcards

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The double circulatory system is a system where blood passes through the heart twice for every complete circuit of the body.

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How many types of circulatory pathways are present in the animal kingdom?
Two
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