Biology, 08.07.2021 05:40 dasiaflowers85

Color blindness is a recessive sex-linked human trait. If a color-blind father and a mother with normal color vision have a color-blind son, what must be the mother's genotype? A. XNXn
B. XNXN
C. XnYn
D. XNY

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Color blindness is a recessive sex-linked human trait. If a color-blind father and a mother with nor...