Veins have valves. Why? ( Plz DONT answer in respective of Arteries )
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Answer:
veins have valves whereas arteries don't
Explanation:
this is bcz the vein carry deoxygenated bloods from the other organs to heart and it flows in upward direction. to stop the flow of deoxygenated blood during transportation veins have valves....
hope it helps u dude
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