Which of These Statements Concerning Gases in the Blood Is

question 5

Multiple Choice

Which of these statements concerning gases in the blood is true?

• A) Hemoglobin transports a small percentage of the oxygen transported by the blood.
• B) Almost all of the carbon dioxide in the blood is transported by hemoglobin.
• C) Carbon monoxide binds to hemoglobin 210 times as fast as oxygen does.
• D) Carbonic anhydrase catalyzes a reaction that converts oxygen into a bicarbonate ion.
• E) Most oxygen is transported dissolved in the plasma.

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