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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

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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