What is the genetic classification of the Yellow Belly trait in *Python regius*?
Answer
Co-dominant trait
The Yellow Belly variation within the Ball Python species is genetically classified as a co-dominant trait. This specific mode of inheritance means that an animal only needs to inherit the responsible gene from a single parent to exhibit the visual characteristics associated with the morph. If the animal inherits the gene from both parents, resulting in a homozygous expression (sometimes termed 'Super Yellow Belly' in hobbyist circles), the visual manifestation of the trait is typically more pronounced or intense. This contrasts with purely recessive traits, which require two copies of the gene to be expressed, or simple dominant traits where inheriting one copy produces the maximum visual effect.

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