Dominance is a relationship between two alleles. Alleles show different degrees of dominance RR R2R2 Phenotype of parents Phenotype of RR2 offspring @@ ver- Incomplete dominance Over- dominance (RR intermediate between dominance (RR>RR) RR and R2R) (R1R2>R2R2) Dominance Dominance of r allele of r allele (RR= RR) (R1R2=R2R2)• Dominance is a relationship between two alleles. • Alleles show different degrees of dominance. 4.2