Short horn cows show codominance in their coat color. They can be red (RR), white (WW) or roan (RW). 1.Show a cross between a homozygous red bull and a roan cow. What is the phenotype of the offspring? 2.Show a cross between two roan cow. What is the genotype and phenotype of the offspring? What is the chance of having a red offspring? ACE​