Three different alleles exist for the blood type a person

Last updated: 4/17/2023

Three different alleles exist for the blood type a person can inherit These alleles are A O and B A person inherits one allele from each parent which results in six possible genotypes for blood type The list below shows each possible genotype and the resulting phenotype Blood Type in Humans Genotype AA AO BB BO 00 AB Phenotype A blood type A blood type B blood type B blood type O blood type AB blood type Which of these best explains the relationship between the A allele and the B allele OA A and B are codominant OB B is dominant over A OC A is incompletely dominant over B OD B is recessive to A