Body Fluids and CirculationMedium
Question
Sickle cell anaemia is characterised by
Options
A.leukemia
B.polycythemia
C.mental retardation
D.haemplytic anaemia
Solution
Sickle cell anaemia is due to recessive gene mutation of haemoglobin in which glutamic acid is replaced by valine at 6th position in β- polypeptide chain so that haemoglobin becomes less efficient for carrying oxygen and RBCs become sickle-shaped.
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