Most common defect in hereditary spherocytos is in -: (A) Spectrin, (B) Ankyrin, (C) Band 3, (D) Band 4.2
Answer is B. Ans. is 'b' i.e., Ankyrin Hereditary spherocytosis is caused bv a variety of molecular defects in genes that code for any of the followingAnkyrin - Most common (chief component responsible for biconcave shape)Band 3 - Second most commonSpectrinBand 4.2