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What are the components of the transport system in human beings? What are the functions of these components?
a. The transport system or the circulatory system mainly consists of ____________.
b. The heart receives _________ blood from the various body parts.
c. The heart pumps the deoxygenated blood to the lungs for _______.
d. The heart receives the oxygenated blood from ________ which is pumped around the body.
e. Blood transports, ___________ carbon dioxide and nitrogenous wastes.
f. The blood pumped by the heart flows through the blood vessels.
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