Multiple Choice
A color-blind man and a woman with normal vision whose father was color blind have a son. Color blindness, in this case, is caused by an X-linked recessive gene. If only the male offspring are considered, the probability that their son is color-blind is ____.
A) 25 percent
B) 50 percent
C) 75 percent
D) 100 percent
E) 0 percent
Correct Answer:
Verified
Correct Answer:
Verified
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