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Which of the following is a difference between arteries and viens?
arteries carry blood and veins carry only plasma
arteries do not have valves and veins do have valves
arteries are thin and veins are thick
arteries carry blood back to the heart and veins carry blood to the heart
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Answers: 2
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You know the right answer?
Which of the following is a difference between arteries and viens?
arteries carry blood and veins...
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