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Exposure to carbon monoxide gas leads to acute poisoning through the formation of which toxic complex?

AMethemoglobin
BCarbamino-Hb
CCarboxyhemoglobin
DDeoxyhemoglobin
Answer & Solution
Correct answer: C. Carboxyhemoglobin
Carbon monoxide binds with high affinity to iron sites in hemoglobin, producing carboxyhemoglobin.
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