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Sickle cell anaemia is more common in So...

Sickle cell anaemia is more common in South Africa. This is due to

A

Change in beta-chain of haemoglobin

B

More population of house flies

C

Change in alpha-chain of haemoglobin

D

Change in gamma-chain of haemoglobin

Text Solution

Verified by Experts

The correct Answer is:
A
(a) Sickle cell aneamia is caused by a single gene mutation in the sixth place of `beta` - chain of haemoglobin where glutamic acid is replaced by valine.
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