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Correct!

What takes blood back to the heart?

image
A.  Synapses
B.  Veins
C.  Arteries
D.  Ventricles
Comment:
Veins are blood vessels that carry blood to the heart. Arteries are blood vessels that carry blood away from the heart.
How did others answer?
A.  3%  B.  37%   C.  37%   D.  23%

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