Biology, asked by ahmadraza42217, 7 months ago

which blood vessels have values to prevent blood from flowing back word

Answers

Answered by sejalkalbhor2906

0

Explanation:

Because most veins must move blood against the pull of gravity, blood is prevented from flowing backward in the veins by one-way valves.

Answered by anastasia3

0

Answer:

Veins

Hope this helps!

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