Answer to Question #65524 in Biology for Irshad

Question

How does carbon monoxide oxide acts as a poison for human beings?

Answer 1

1. Carbon monoxide binds hemoglobin in the irreversible manner, which is followed by inability of hemoglobin to bond and carry oxygen.
2. In the same way, carbon monoxide competes with oxygen for binding to myoglobin, which should store oxygen in muscle cells.
3. It also binds mitochondrial cytochrome oxidase, which inhibits aerobic respiration and energy obtainment.