Most of the Carbon Dioxide Produced by Humans Is

question 67

Multiple Choice

Most of the carbon dioxide produced by humans is

• A) converted to bicarbonate ions by an enzyme in red blood cells.
• B) bound to hemoglobin.
• C) transported in the erythrocytes as carbonic acid.
• D) simply dissolved in the plasma.
• E) bicarbonate ions bound to hemoglobin.

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