X - linked inheritance of alport's syndrome is due to mutation of _________: (A) COL4A5 gene, (B) COL4B6 gene, (C) COL3A5 gene, (D) COL4A3 gene
Answer is A. Mutation of COL4A5 gene ⇒ X - linked inheritence
Mutation of COL4A3 ,COL4A4 gene ⇒ Autosomal inheritence