Veins have valves at intervals in their inner lining
whereas arteries do not have valves. Explain.
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2
Answer:
In arteries blood flows with pressure but in veins the pressure falls considerably and the back flow of blood is prevented by the semilunar valves.
MARK AS BRANLIEST
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Answer:
In arteries blood flows with pressure but in veins the pressure falls considerably and the back flow of blood is prevented by the semilunar valves
Explanation:
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