Matching Pairs Genotype & PhenotypeOnline version Match the genotype with the phenotype. by Hayward Johnson 1 (bb) In humans, brown eyes is dominant to blue eyes. 2 (bb) For dogs, brown fur is dominant to tan fur. 3 (gg) In hamsters, grey fur is dominant to black fur. 4 (aa) In humans, attached earlobes are dominant to free earlobes. 5 (tt) In humans, tall is dominant. 6 (rr) In roses, red is dominant to pink. 7 (Bb) In humans, brown eyes is dominant. 8 (Gg) A hamster is heterozygous for grey fur 9 (Aa) In humans, attached earlobes are dominant to free earlobes. 10 (pp) In pea plants, purple is dominant. 11 (RR) In roses, pink is recessive to red. 12 (PP) In pea plants, purple is dominant. 13 (Tt) In humans, short is recessive. 14 (Bb) For dogs, brown fur is dominant.