If the defective gene for color blindness is carried on the X chromosome, and a color blind mother's 23rd pair of chromosomes carries the defect on both chromosomes, what is the likelihood that her son will have color blindness?

Question

Biology

Farley

23 August, 01:49

If the defective gene for color blindness is carried on the X chromosome, and a color blind mother's 23rd pair of chromosomes carries the defect on both chromosomes, what is the likelihood that her son will have color blindness?

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Dunlap · Answer 1

There us a 100 percent chance that her son will have color blindness because the son gets one of the mom's x chromosomes which will have color blindness because both of the mom's x chromosomes carry color blindness, and he only has 1 x chromosome, so he will definitely have color blindness.