Biology, asked by surekhad255gmailcom, 1 year ago

Why r walls present in veins and heart

Answers

Answered by Anonymous

8

Hey Brainly user

here is your answer

Veins » brings blood from the every part of the body

Arteries » Will be take the oxygenated blood to every part

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Answered by lkambley

4

Answer:Valves are present in veins and heart to prevent the backflow of deoxygenated blood back to the body.

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