Most sex-linked, recessive traits-including hemophilia and color blindness-appear in males. This phenomenon is BEST explained by
which statement? A-- In males, the recessive sex-linked genes appear only on the Y chromosome.
B-- Most of the genes on the X and Y chromosomes of males are recessive.
C-- Males have an XX chromosome with dominant genes.
D-- In males, the Y chromosome lacks the genes needed to mask the recessive genes on the X chromosomes.
