Which of the following statements is the most appropriate for sickle cell anaemia

Options

A. It cannot be treated with iron supplements
B. It is a molecular disease
C. It confers resistance to acquiring malaria
D. All of the above

Answer

D

Explanation

Sickle cell anaemia is an autosomal recessive disorder. In this person has a point mutation in `beta` chain of haemoglobin resulted in change in amino acid from glutamic acid to valine. The affected or carrier individual of sickle cell anaemia is resistant from malaria.