g9elaVanyetifue5nt g9elaVanyetifue5nt

13-05-2016
Biology

contestada

Blood moving through veins can only flow in one direction because of the vein's _____.

valves
pressure
contraction
restrictions

Respuesta :

13-05-2016

valves , they let the blood flow in one direction only .

Answer Link

42mmwilson 42mmwilson

06-03-2021

Answer:

valves

Explanation:

They act like doorways

Answer Link

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