Question

What is true for night blindness and haemophilia?

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

Answer 1

The correct option is B X-linked recessive disorders

The acquired type of night blindness is due to deficiency of Vitamin A. The congenital night blindness can occur as an autosomal dominant, autosomal recessive or x-linked recessive condition.Haemophilia is a X-linked genetic disorder.