alkorblx alkorblx

26-04-2021
Biology

contestada

which type of blood vessel normally contains valves to keep the blood flowing in One Direction
a) arteries
b) veins
c) capillaries

Respuesta :

xNeptune xNeptune

26-04-2021

B) Viens

The veins have valves to keep the blood pumping out and not coming back in the heart.

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