HEREDITY
SEX LINKAGE
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Challenge! In humans, colorblindness is recessive and sex-linked. In humans, brown hair is dominant to blond. A woman who is heterozygous for brown hair and a carrier for colorblindness marries a man who has blond hair and normal vision. What is the likelihood of having children who are colorblind with blond hair?
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12.5%
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25%
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0%
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50%
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Explanation:
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