What is true for night blindness and haemophilia ?

Options

A. Nutritional deficiency disorders
B. X-linked recessive disorders
C. Autosomal recessive disorders
D. autosomal dominant disorders

Answer

B

Explanation

The acquired type of night blindness is due to defienciency of vitamin A. the congenital night blindness can occur as an autosomal dominant, autosomal recessive or X-linked recessive conditions.