who has hemophilia in the pedigree that is shown?\no john and ann\no fred and luke\no john, charles, jack…

who has hemophilia in the pedigree that is shown?\no john and ann\no fred and luke\no john, charles, jack, and irene\no ann and marie

who has hemophilia in the pedigree that is shown?\no john and ann\no fred and luke\no john, charles, jack, and irene\no ann and marie

Answer

Brief Explanations:

In the pedigree, individuals with the genotype $X^{h}Y$ (males) and $X^{h}X^{h}$ (females) have hemophilia. Fred and Luke are marked with the $X^{h}Y$ genotype, indicating they have hemophilia.

Answer:

B. Fred and Luke