Red-green color blindness is inherited as an X-linked recessive. How can a man with normal color vision father a daughter who is red-green color blind.
A. The man is heterozygous for red green color blindness
B. The woman with whom he mates is red-green color blind
C. He cannot (unless there is a mutation)
D. The man’s mother carries an allele for red-green color blindnes, and the expression of the trait skipped a generation