Question

A man who carries a sex linked gene on his `Y' chromosome will transmit this gene to [NCERT 1977]
A) Half of his sons
B) Half of his daughters
C) All his sons
D) All his daughters

Answer 1

I think it's (C)All his sons

Answer 2

The answer is option C .

Let's understand by designing a cross between a female with XX genotype and a male with XY genotype.. From the cross results we can see that the Y chromosome is always transmitted to the son and never to the daughter..  This is how the cross goes... Hope this will help the needy