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A sex-linked recessive gene 'c' produces...

A sex-linked recessive gene 'c' produces red-green colour blindness in human beings.A normal woman whose father was colour blind marries a colour blind man. Of all the girls born to these parents what percentage is expected to be colour blind ?

A

0.25

B

0.75

C

1

D

0.5

Text Solution

Verified by Experts

The correct Answer is:
D
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