Test One: All short fur Phenotype ratio: 4:0 Test Two: three short fur and one long fur Phenotype ratio: 3:1 Test Three: all long fur Phenotype ratio: 4:0 Genotypes for fur length dominant G: FF, and Ff (These are the genotypes for short fur, short fur is a dominant gene. P: Short fur is dominant Genotypes and phenotypes for fur length recessive G: ff P: Long fur is recessive If you have a hamster with short fur, the possible genotypes the hamster could have is FF, and Ff If you have a hamster with long fur, the possible genotype is ff.