Stipper

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Stipper
Blue bar stipper
Stipper blue bar
Locus St locus
Genetic symbol St
Common name Stipper, often erroniously called "almond".
Inheritance Sex-linked dominant
Mutation type Colour modifier

Stipper is an allele at the St locus. This mutation is dominant to wild type, and is a crucial gene for the almond phenotype.


Description

Inheritance

Stipper is a sex-linked dominant mutation.

Lethality

Homozygous stipper in cockbirds is often lethal, though hemizygous hens and heterozygous cocks are viable.

History

See also