🧬

Punnett Square Calculator

Inputs

Parent 1 - First Allele

Enter the dominant (capital letter) or recessive (lowercase) allele

Parent 1 - Second Allele

Enter the dominant (capital letter) or recessive (lowercase) allele

Parent 2 - First Allele

Enter the dominant (capital letter) or recessive (lowercase) allele

Parent 2 - Second Allele

Enter the dominant (capital letter) or recessive (lowercase) allele

Offspring Genotypes

—

List of all possible genotype combinations in offspring

Homozygous Dominant (%)

—

Heterozygous (%)

—

Homozygous Recessive (%)

—

Dominant Phenotype (%)

—

Recessive Phenotype (%)

—

Genotype Ratio

—

Phenotype Ratio

—

Formula

Punnett Square = All possible combinations of parent alleles | Genotype ratio = Count of each genotype | Phenotype ratio = Dominant vs Recessive