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In humans, ABO blood types have three alleles for this autosomal gene:

A) IA, IB, and i.
B) IA and IB are codominant, and i is recessive to both IA and IB.
C) People with type A blood have the genotypes IAIA or IAi, people with type B blood are IBIB or IBi, people with type AB blood are IAIB, and people with type O blood are ii.

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cdean545

Answer:

In humans, ABO blood types refer to glycoproteins in the membranes of red blood cells. There are three alleles for this autosomal gene: IA, IB, and i. The IA allele codes for the A glycoprotein, The IB allele codes for the B glycoprotein, and the i allele doesn't code for any membrane glycoprotein.

Explanation:

Answer:

B) IA and IB are codominant, and i is recessive to both IA and IB.

Explanation:

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