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A man who has type A blood is the son of a father with type Oblood. If he has children with a type AB woman, what are thefollowing probabilities?

A family of three children has two children with type A bloodand one child with type B. (This is a difficult problem. Hint:Think of all the possible combinations and then use the ANDrule.)

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Patrina Schowalter
Patrina SchowalterLv2
28 Sep 2019

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Related questions

A woman has type A blood, her mother has type A and her father hastype B. She has two brothers, one has type O and one has type Ablood. She marries a man with type O blood.

a) Draw the pedigree, and include the genotypes of theindividuals.

b) What is the chance that the woman’s first child will have type Oblood?

2. A woman with type O blood in a polyandrous society has a child with type O blood. She is fairly certain that the father is the second of her two husbands.

a) His blood type is A. Is it possible that he is the father? Why?

b) If husband #2’s mother has type A blood and his father type AB, is possible that he is the father?

c) if both of his parents have type AB could he be the father?

6. In human ABO blood typing, there are three alleles possible (IA, IB, i) that result in four blood types (A, B, AB, and O).

a) If one parent phenotype is type A blood and the other type B blood, and they have four children who represent all of the blood types, what are the genotypes of the parents?

b) Could a child of type O blood have a type A father and a type AB mother?

c) If the first child is type A blood, and his parents are type AB and type O, what is the chance that the second child would have type A blood?

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