Question

5. Rahul's maternal grandfather (mother's father) was colour-blind. What are
the chances of Rahul being colour-blind if his father has normal colour
vision?​

Answer 1

Answer:

It can be understood through a graphical representation .

mother's father (XçY)

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mother (XçX) - father (XY)

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rahul can be either (XçY) or. (XY)

so the chances of rahul being color blind are 50-50

if the Xç chromosome of the mother side come then he will be colour blind

and if X chromosome come then he will be normal

Answer 2

Answer:

rahul has 25%chance of being colorblind .