Hemophilia is a recessive X-linked trait. What is the probobility of a couple having a hemophiliac child if the man does not have hemophilia and the woman is affected?
If the mother is a carrier it’s likely that she may pass down one copy of the X chromosome. There is a 50 percent chance that she’ll pass down the mutated chromosome to her daughters who will become carriers and a 50 percent chance that she’ll pass down the gene to her sons who will develop the disease.
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Answer:
If the mother is a carrier:
If the mother is a carrier it’s likely that she may pass down one copy of the X chromosome. There is a 50 percent chance that she’ll pass down the mutated chromosome to her daughters who will become carriers and a 50 percent chance that she’ll pass down the gene to her sons who will develop the disease.