- Sex deterasieation in humass a 57 Fenenc amelyzik Evernatilitinesing x Pente(a) ferches Peatsilili fivnira Pifontare Fi fiemante - Crapte fatie: Cenetic pertentage 8 . - Sex determination in humans B 5 ) A married couple has 3 girls and planning to have a lourth child What is their chance to have a boy? Explain genetically - Genetic analysis : - Sonclusion: -Dominant: -Recessive: Parents ( Pl) phenolype x - Parents (PI) Genotype -Parents (PI) Gametes: Punnet square: -FI Genatype: - FI Phenatype: - Genetic Ratio: - Genetic percentage \%: .