Blood Type Punnett Square Calculator
Predict possible blood types of offspring based on parental genotypes
Parent 1 Genotype
Blood Type: A
Parent 2 Genotype
Blood Type: A
Probability of Blood Types in Offspring
Type A
0%
Type B
0%
Type AB
0%
Type O
0%
How Blood Type Inheritance Works
- A and B are dominant over O
- A and B are co-dominant (AB blood type)
- O is recessive (needs two O alleles)
- Each parent contributes one allele to their child
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