List any 5 importance of capillaries and 5 characters
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Capillaries are very tiny blood vessels — so small that a single red blood cell can barely fit through them.
They help to connect your arteries and veins in addition to facilitating the exchange of certain elements between your blood and tissues.
Capillaries are the smallest of the body's blood vessels. They are only one cell thick, and they are the sites of the transfer of oxygen and other nutrients from the bloodstream to other tissues in the body; they also collect carbon dioxide waste materials
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