Answers

2016-06-27T18:41:40+08:00
Heart and lungs are work together by giving oxygen to the body so people can live
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2016-06-27T18:44:27+08:00
The heart pumps the blood that transport the inhaled oxygen to every cell of the body.Carbon dioxide is given off in the process and is carried by the blood to the lungs and is released through exhalation
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