The Duchnne muscular dystrophy is a sex-linked disease is passed through a recessive allele. Determine the genotypic and phenotypic ratio of the cross:
1. heterozygous female X male disease without the disease
2. women with the disease x men without the disease
3. women without the disease homozygous x man with the disease
How much is the likelihood of men and women with the disease for the three cases?