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 a genetic disorder where in the haemoglobin is defective resulting in crescent shaped RBCs. It cannot be treated with iron supplements. But it offers resistance against malaria. In African population, where malaria is rampant, sickle cell anaemia is a protective disorder. Hence all the above are true.