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Title: A four chambered heart, veins, arteries, and capillaries are found in Post by: jorrod25 on Apr 23, 2015 . A four chambered heart, veins, arteries, and capillaries are found in A. all closed circulatory systems. B. some closed circulatory systems. C. some open circulatory systems. D. all open circulatory systems. E. mammals only.
Title: A four chambered heart, veins, arteries, and capillaries are found in Post by: bio_man on Apr 23, 2015 Some closed circulatory systems.
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