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Author Question: To adjust blood pressure independently in the capillaries of the gas-exchange su (Read 481 times)

luvbio

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on: Sep 7, 2013
To adjust blood pressure independently in the capillaries of the gas-exchange surface and in the capillaries of the general body circulation, an organism would need a(n)
A)  open circulatory system.
B)  hemocoel.
C)  lymphatic system.
D)  two-chambered heart.
E)  four-chambered heart.


coco

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Reply #1 on: Sep 9, 2013
Choose E

GL


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