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Breathing and Exchange of Gases — BIOLOGY STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceBIOLOGYBreathing and Exchange of Gases2 Marks
Question
How is CO2 transported in human body?
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Answer

CO2 is transported in the human body in the following ways:
  1. In dissolved form about 7%.
  2. As bicarbonate ions about 70%.
  3. As carbaminohaemoglobin about 20-25%.

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