Question

A girl of normal vision whose father was colourblind marries a man of normal vision whose father was also colourblind. Their sons would be (of total number of sons) [MP PMT 1995]
A) All colourblind
B) 50% colourblind
C) All normal
D) 25% colourblind

Answer 1

Correct answer is B.

Answer 2

A girl of normal vision whose father was colourblind marries a man of normal vision whose father was also colourblind. Their sons would be (of total number of sons) [MP PMT 1995]
A) All colourblind
B) 50% colourblind✔✔✔
C) All normal
D) 25% colourblind