File:X-Linked recessive (affected father).jpg

X-Linked recessive (affected father)

n this example, a man with an X-linked recessive condition has two unaffected daughters who each carry one copy of the gene mutation, and two unaffected sons who do not have the mutation.

Source: Genetics Home Reference. http://ghr.nlm.nih.gov/handbook/illustrations/xlinkrecessivefather

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