Lock & Lay

Ball python morph guide

Ball Python Morph Genes: How Each One Inherits

Every gene in Lock and Lay, the free ball python breeding game, with how it passes to babies, its super form, the odds for common pairings and the designer morphs it makes. 113 genes: 75 co-dominant, 10 dominant and 28 recessive.

Want odds for two specific animals? Use the ball python morph calculator.

Co-dominant (incomplete dominant) genes

One copy shows; two copies make a super form.

Dominant genes

One copy shows fully; two look the same but always pass it on.

Recessive genes

Two copies to show; one copy makes a het that looks normal.