Question

Mrs. Bland is type “A” and Mr. Bland is type “O.” They have three children named Tony, Toni, and Tone. Toni is type “O,” Tony is type “A,” and Tone is type “AB.” Based on this information:

a. Mr. Bland must have the genotype ______
b. Mrs. Bland must have the genotype ______ because ___________ has blood type ______
c. Tone cannot be the child of these parents because neither parent has the allele _____.

Answer 1

a. Mr. Bland must have the genotype AO

b. Mrs. Bland must have the genotype AO because Tony has blood type A

c. Tone cannot be the child of these parents because neither parent has the allele B.