If a colourblind female marries a man whose mother was also colourblind, what are the chances of her

Question

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

Professor PC Thomas Classes · Answer

(d) : If a colourblind female ( $\mathrm{X}^{\mathrm{c}} \mathrm{X}^{\mathrm{c}}$ ) marries a man whose mother is colourblind, $\left(\mathrm{X}^{\mathrm{c}} \mathrm{Y}ight)$ then All offspring would be colourblind.\