Hemophilia is an X-linked recessive trait A non-hemophiliac father and and a hemophiliac mother have a son. What is the percent chance that the son will be a hemophiliac?

There is a 25 percent chance that the son will be a hemophiliac

Hope this helps.

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gametes or germ cells are haploid cells (example: sperm and ova) containing only one set (or n) number of chromosomes and autosomal or somatic cells are diploid cells containing 2n number of chromosomes.