Principle Of Inheritance And Variation Question 514

Question: A woman with normal vision, but whose father was colour blind, marries a colour blind man. Suppose that the fourth child of this couple was a boy. Thus boy [CBSE PMT 2005]

Options:

A) Will be partially colour blind since he is heterozygoustor for the colour blind mutant alble

B) Must have normal colour vision

C) Must be colour blind

D) May be colour blind or may be of normal vision,

Show Answer

Answer:

Correct Answer: D

Solution:

May be colour blind or may be of normal vision.