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In Humans, ABO Blood Types Refer to Glycoproteins in the Membranes

Question 51

Multiple Choice

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. Iᴬ and Iᴮ are codominant, and i is recessive to both Iᴬ and Iᴮ. 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. If a woman with type AB blood marries a man with type O blood, which of the following blood types could their children possibly have?


A) A and B
B) AB and O
C) A, B, and O
D) A, B, AB, and O

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