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  • With respect to structure of haemoglobin correct one isOption: 1 comprises four polypeptide chain ( albumin portion )<div class='qna-op

With respect to structure of haemoglobin correct one is

Option: 1

comprises four polypeptide chain ( albumin portion )


Option: 2

iron present in the ferric state


Option: 3

Iron present in the ferrous state


Option: 4

comprises six polypeptide chain (globin portion ) .


Answers (1)

best_answer

As we learnt ,

 

 

Structure of Haemoglobin -

The Hb molecule comprises four polypeptide subunits (the globin portion) each of which has a heme group attached. At the center of the four heme groups is an atom of iron in the ferrous state. Oxygen binds reversibly to these four iron atoms; the product is oxyhemoglobin (O2Hb).

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Posted by

Devendra Khairwa

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