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Which one of the following conditions th...

Which one of the following conditions though harmful in itself ,is also a potential saviour from a mosqutio borne infectious disease?

A

Pernicious anaemia

B

Leukaemia

C

Thalassemia

D

Sickle-cell anaemia

Text Solution

Verified by Experts

The correct Answer is:
D
Sickle-cell anaemia is a genetic disorder in which abnormal haemoglobin is formed because valine replaces glutamic acid at the sixth position in `beta`-chain of haemoglobin, but the persons having this disease do not suffer from malaria as the parasite fails to thrive in sickle-shaped RBCs.
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