The structure of a capillary wall differs from that of a vein or an artery because (a)
Chapter 19, Problem 7(choose chapter or problem)
The structure of a capillary wall differs from that of a vein or an artery because (a) it has two tunics instead of three, (b) there is less smooth muscle, (c) it has a single tuniconly the tunica intima, (d) none of these.
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