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Määritys: “The life-maintaining fluid which is made up of plasma, red _____ cells (erythrocytes), white _____ cells (leukocytes), and platelets; _____ circulates through the bodys heart, arteries, veins, and capillaries; it carries away waste matter and carbon dioxide, and brings nourishment, electrolytes, hormones, vitamins, antibodies, heat, and oxygen to the tissues.”

Alkukirjain: B

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