Multiple Choice
Red-green colour-blindness in humans is a recessive X-linked trait. A man and a woman with normal vision have a colour-blind son. What is the probability that their next child will also be a colour-blind son?
A) 0
B) 1/4
C) 1/2
D) 3/4
E) 3/8
Correct Answer:
Verified
Correct Answer:
Verified
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