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Carbon monoxide can kill a person becaus...

Carbon monoxide can kill a person because of it's extermely high affinity for

A

haemoglobin

B

phytochrome

C

cytochrome

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
A
Carbon monoxide comobines with Hb far more readily than `O_(2)` (CO has about `200` times greater affinity for Hb as compared to `O_(2)`), forming a relativelly stable compound carboxyhaemoglobin. This cause low supply of `O_(2)` to the body cells leading to headache, nausea, dizziness, paralysis and even death.
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