augustusj48
augustusj48
02.10.2019 • 
Biology

Human abo blood type is determined by a single gene that comes in 3 distinct alleles: ia , ib , and i. the ia and ib alleles are each dominant to the i allele, but are codominant with each other, meaning that both phenotypes are expressed in the heterozygote. the punnett square below shows a cross between two parents with different blood types.drag the genotypes and phenotypes from the left to correctly complete the punnett square.

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