Q. If a colourblind women marries a normal visioned man their sones will be

A) All normal visioned
B) One half normal and one half colourblind
C) Three fourth colourblind and one fourth normal
D) All colourblind
Explanation

In human colour blindness and haemophilia are X-linked disease. [image:5d_image36.jpeg] All the sons are colourblind.

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.