A color-blind father and a mother who does not carry the allele for color blindness want to have children. What is the probability that a male child will be color blind?

3 answers

Since the colorblind gene is on the X chromosome, how likely is it that he will give it to his son?
50% ?
0%

the colorblind gene is on the x chromosome and the father cannot pass down an x chromosome because that's the mother's job so there is no chance the offspring will be colorblind