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NEET Biology question

BiologyBreathing and Exchange of GasesNEET

I. O is the major factor which affects the binding of CO with haemoglobin II. CO is low and O is high in tissues III. RBC contains a very high concentration of carbonic anhydrase IV. Every 100 mL of deoxygenated blood delivers approximately 4 mL of CO to alveoli Select the combination of right statements

Answer: (A)

Solution

Statement I is correct (pO, along with pCO/H/temperature, governs CO binding to haemoglobin), statement II is false (tissues actually have low pO and high pCO, the opposite of what is stated), statement III is

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Question ID VK-119208