5. Adult chickens can have black, white or grey feathers. If a rooster and hen with gray feathers are crossed, the F, population contains 25% black, 50% grey and 25% white feathers. a. What are the genotypes of the parent chickens? b. What are the genotypes of the offspring chickens? C. What conclusions can you draw about the inheritance of feather color in these chickens? d. What is genotype of a black chicken? e. What is the genotype of a white chicken? What is the genotype of a grey chicken? g. Black chickens or white chickens are always h. Grey chickens are always _____ _zygous. zygous