A Humble Punnett Square

A Clean Punnett Square Builder for Biology Teachers & Students — Built by Steven Humble

V 1.1.0 — 2026-09-16

Cross Configuration

Cross Complexity

Inheritance Pattern

Is Sex-Linked (X-Linked)

Gene 1 Inheritance Pattern

Gene 1 is Sex-Linked (X-Linked)

Gene 2 Inheritance Pattern

Gene 2 is Sex-Linked (X-Linked)

Square Fill Mode

Show Parent Axis Separators (Dotted)

Gene & Phenotype Setup

Show Trait Key on Square

Show Carrier / Heterozygous in Trait Key

Use ^ for superscript (e.g. X^B, I^A) or _ for subscript (e.g. A_1).

Parent 1 (Top Axis)

Color:

Parent 1 Label (Printed Top)

Parent 2 (Left Axis)

Color:

Parent 2 Label (Printed Left)

Solution Table Options

Display Solution Card

Include Genotype Frequencies

Individual Trait Breakdown (Dihybrid)

Include Combined Phenotypes

Group Sex-Linked Solutions by Sex

Show Zero-Frequency Outcomes (0%)

Punnett Square

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Solution Breakdown

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