define valves.........
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10
Answer:
valves are the structure present for stopping the backflow of blood.
like
➡️aortic valve
➡️pulmonary valve
➡️cuspid valve
➡️tricuspid valve.
Explanation:
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Answered by
0
Answer:
simple defenation for you
a device in a pipe which helps to move the liquid or gas in 1 direction or 1 way only
Explanation:
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