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