i6micahimar i6micahimar
  • 12-04-2017
  • Biology
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True or false? the circulatory systems of land-dwelling vertebrates are composed of two pumping circuits: the systemic circulation, which is a lower-pressure circuit to the lung, and the pulmonary circulation, which is a higher-pressure circuit to the rest of the body.

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Аноним Аноним
  • 12-04-2017
True,This statement is true.
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