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BIOLOGY
Haemoglobin is...

Haemoglobin is

A

an oxygen carrier in human blood

B

a protein used as food supplement

C

an oxygen scavenger in root nodules

D

a plant protein with high lysine content

Text Solution

Verified by Experts

The correct Answer is:
A
Haemoglobin is a Fe-S protein, which carries `O_2` in human blood. It is a tetrameric protei n having `2alpha and 2 beta-"chain"`. `Fe^(2+)` present in the haem structure binds to the `CO_2`.
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