Mouth Width

Phenotype: Wide Mouth
​Genotype: MM

Phenotype: Medium Mouth
​Genotype: Mm

Phenotype: Narrow Mouth
​Genotype: mm

Lip Thickness

Phenotype: Thin
​Genotype: tt

Phenotype:  Medium
​Genotype: Tt

Phenotype: Thick
Genotype: TT

Dimples

Phenotype: Dimples
​Genotype: DD or Dd

Phenotype: No Dimples
​Genotype: dd