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Gaseous Exchange in Humans MCQs App Download & PDF e-Book - 1598

MCQ: 1598

The amount of carbon dioxide (CO2) present in the expired air is

  1. 0.0006
  2. 0.0004
  3. 0.04
  4. 0.06

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Gaseous Exchange in Humans Apps (Android & iOS)

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10th Grade Biology Apps (Android & iOS)

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