Hairy knuckles are dominant to non-hairy knuckles in humans.
HH: Homozygous Hairy Knuckles
Hh: Heterozygous Hairy Knuckles
hh: Homozygous Hairy Knuckles
Bobtails in cats are recessive. Normal tails are dominant.
Tt: Heterozygous Normal Tail
TT: Homozygous Normal Tail
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