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Title: The walls of veins are ________ than the walls of arteries. Post by: escoba on Jan 26, 2018 The walls of veins are ________ than the walls of arteries.
a. thinner b. thicker c. lighter in color d. heavier Title: The walls of veins are ________ than the walls of arteries. Post by: tdubb1992 on Jan 26, 2018 Content hidden
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