A) autosomal dominant inheritance
B) X-linked recessive inheritance
C) autosomal recessive inheritance
D) X-linked dominant inheritance
Correct Answer: C
Solution :
Sickle cell anaemia is an autosomal recessive hereditary disease due to \[H{{b}^{S}}\] (mutated) instead of \[H{{b}^{A}}\] (normal) gene and \[\beta \]-chain of haemobin has amino acid valine, instead of glutamic acid in 6th position. The erythrocytes sickle shaped.
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