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Health, 19.08.2021 01:00 lizredrose5

Which of the following statements is correct? (1 point) O The circulatory system is made of the heart and a network of red blood cells.
O The circulatory system is made of the lungs and a network of blood vessels.
O The circulatory system is made of the lungs and a network of red blood cells.
O The circulatory system is made of the heart and a network of blood vessels.

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