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Punnett Square / Genetics
🧬 Punnett Square / Genetics Calculator
Monohybrid and dihybrid crosses with full genotype and phenotype ratios.
🔤 Monohybrid Cross
🔠 Dihybrid Cross
Monohybrid Cross (1 gene, 2 alleles)
Allele Letter
Dominant Trait Name
Recessive Trait Name
Parent 1 Genotype
AA
Aa
aa
Parent 2 Genotype
AA
Aa
aa
🧬 Cross
Dihybrid Cross (2 genes, 4 alleles)
Gene 1 Letter
Gene 2 Letter
Parent 1 Genotype
Parent 2 Genotype
🧬 Cross