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color blindness is linked to the X chromosome, in men it is manifested in a homozygous state. In one couple, the man is colorblind and not hemophiliac, while the woman can distinguish colors and is heterozygous for hemophilia. They have a phenotypically normal but heterozygous daughter for both traits who marries a phenotypically normal man. To determine how the descendants will be from this coronation? (explanation: d-gene for color blindness, D-gene for non-color blindness, h-gene for hemophilia, H-gene for non-hemophilia?
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