Answers

2015-07-01T21:12:12+08:00
The mechanical pump pumps air, and so is the heart, but the heart pumps blood the the other parts of the body for it to circulate, thus, making the organism live.
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  • lah
  • Helping Hand
2015-07-02T15:46:04+08:00
The heart pumps blood through the body while the mechanical pump pumps air
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