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Sickle cell anaemia is due to : -...

Sickle cell anaemia is due to : -

A

Change of Amino Acid in `alpha`-chain of Haemoglobin

B

Change of Amino Acid in `beta`-chain of Haemoglobin

C

Change of Amino acid in both `alpha` and `beta` chain of Haemoglobin

D

Change of Amino acid either `alpha` or `beta` chain of Haemoglobin

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The correct Answer is:
B
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