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yuradex [85]
3 years ago
7

Color blindness is a recessive sex-linked human trait. If a color-blind father and a mother with normal color vision have a colo

r-blind son, what must be the mother's genotype?
A. XNXn
B. XNXN
C. XnYn
D. XNY
Biology
1 answer:
Salsk061 [2.6K]3 years ago
3 0

Answer:

A. XNXn

Explanation:

looks like it's a 50% chance of color blindness

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