how are sex-linked genes passed? how do we know the genotype of each individual

how are sex-linked genes passed? how do we know the genotype of each individual when we look at a pedigree?
|:| Normal male Heterozygous male — onedominant and one recessive alleleI Affected male — dominant or recessiveHeterozygous female — onedominant and one recessive. Affected female —…

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