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At high altitudes, the oxygen level in air is low. Climbers of very tall mountains risk altitude...

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Biology

Athigh altitudes, the oxygen level in air is low. Climbers of verytall mountains risk altitude sickness, which is characterized byshortness of breath, weakness, dizziness and confusion. The earlysymptoms of cyanide poisoning are the same as those for altitudesickness. Cyanide binds tightly to Cytochrome c oxidase, a proteincomplex that is the last component of mitochondrial electrontransfer chains. Cytochrome c oxidase with bound cyanide can nolonger transfer electrons. Explain why cyanide poisoning startswith the same symptoms as altitude sickness.

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4.5 Ratings (587 Votes)
To understand this one should first understand the function of cytochrome c oxidase It is the last enzyme in the mitochondrial electron transfer chain whose function is to transfer the electrons from cytochrome c to oxygen molecule converting oxygen to    See Answer
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