If a colour blind female marries a man whose mother was also colour blind, what are the chances of her progeny having colour blindness?

Question

Dr. Abubacker · Accepted Answer

[Solution] The man's mother being colour blind means he received her $X^c$ and is himself colour blind. A colour blind female ($X^cX^c$) $	imes$ colour blind male ($X^cY$) gives all progeny colour blind (100%). Answer (1).

Q. If a colour blind female marries a man whose mother was also colour blind, what are the chances of her progeny having colour blindness?

Explanation

Reviewed by Dr. Abubacker

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