A color-blind mother and a normal vision father will have both sons and daughters who are color-blind.

Question

Quizplus · Accepted Answer

Color blindness is often linked to the X chromosome. A color-blind mother (carrying the gene on one of her X chromosomes) and a normal vision father (with a normal X chromosome) can have sons who are color-blind (since they inherit their mother's X chromosome) and daughters who are carriers (inheriting one normal X from the father and one X with the color blindness gene from the mother), but not necessarily color-blind themselves unless they inherit affected X chromosomes from both parents.

A Color-Blind Mother and a Normal Vision Father Will Have