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Red - green colour blindness in human be...

Red - green colour blindness in human beings is goverend by a sex - linked recessive gene. A normal woman whose father was colourblind marries a colourblind man . What proportion of their sons is expected to be colourblind ?

A

`0//1`

B

`1//2`

C

`1//4`

D

All

Text Solution

Verified by Experts

The correct Answer is:
B
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