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Anonymous asked in Science & MathematicsBiology · 2 months ago

Princess Victoria’s paternal grandfather (father’s father) was colorblind. Given that colorblindness is an x-linked reces?

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1 Answer

  • 2 months ago

    4. e. 0. Victoria's father inherited his father's Y chromosome--not his X. So the probability of Victoria carrying that color blind allele is 0.

    5. c. 1/4. Victoria's mother had to inherit his X chromosome. So, there is a 50% chance that Victoria inherited that X. Then, there is a 50% chance that her first son would inherit that X, so there is a 1/4 chance.

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