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2014-06-30T16:23:22+08:00

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The heart needs oxygen in order to keep functioning as to the mechanical pump needs power or electricity in order to work and provide you service. So basically, the two both need a component in order to work efficiently.
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2014-06-30T17:29:22+08:00

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
The heart is a double pump that pumps on every side, the left and the right, to circulate the blood throughout the body.
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