Earlobes

Phenotype: Attached
​Genotype: ff

Phenotype: Detached
Genotype: FF or Ff

Hairy Ears

Phenotype: Ear Hair Present
​Genotype: ee

Phenotype: Ear Hair Absent
Genotype: EE  or Ee

Freckles

Phenotype: Freckles
​Genotype: FF or Ff 

Phenotype: No Freckles
​Genotype: ff