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Which of the following genotypes for human blood type shows alleles that are codominant?

A. AO (or IAi)

B. AB (or I4IB)

C. BB (or IBIB)

D. AA (or IAIA)

Respuesta :

brucewaynedarkphanto

Answer:

B

Explanation:

The IA and IB alleles are codominant, and the i allele is recessive.

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