Human blood types are determined by genes that follow the CODOMINANCE pattern of inheritance. There are two codominant alleles (A and B) and one recessive allele (o).

Fill in the genotype for each person based on the description:
• Homozygous for the "B" allele _____
• Heterozygous for the "A" allele _____
• Type O _____
• Туре АВ _____

word bank: Ao, AB, oo, Bo, AA, BB

• Homozygous for the "B" allele: BB

• Heterozygous for the "A" allele: Ao
• Type O: oo
• Туре АВ: AB