blood vessels are what type of structure. please answer if you know.
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Blood vessels consist of arteries, arterioles, capillaries, venules, and veins. Vessel networks deliver blood to all tissues in a directed and regulated manner. Arteries and veins are composed of three tissue layers. ... Capillaries consist of a single layer of endothelium and associated connective tissue.
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Blood vessels consist of arteries, arterioles, capillaries, venules, and veins. Vessel networks deliver blood to all tissues in a directed and regulated manner. Arteries and veins are composed of three tissue layers. ... Capillaries consist of a single layer of endothelium and associated connective tissue.
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