Blood Type Practice Problems
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Last updated almost 4 years ago
20 questions
Note from the author:
Answer the questions below. If you have trouble or need information to help you, please visit the tutorial at this site.
Answer the questions below. If you have trouble or need information to help you, please visit the tutorial at this site.
1
List all the possible genotypes for blood type O.
List all the possible genotypes for blood type O.
1
List all the possible genotypes for blood type A.
List all the possible genotypes for blood type A.
1
List all the possible genotypes for blood type AB.
List all the possible genotypes for blood type AB.
1
List all the possible genotypes for blood type B.
List all the possible genotypes for blood type B.
1
A man with AB blood is married to a woman with AB blood. What blood types could their children be and in what proportion? Show your work please.
A man with AB blood is married to a woman with AB blood. What blood types could their children be and in what proportion? Show your work please.
1
A man with AB blood is married to a woman with O blood. What blood types will their children be and in what proportion? Show work please.
A man with AB blood is married to a woman with O blood. What blood types will their children be and in what proportion? Show work please.
1
A man who has type B blood (with genotype: IBIB) is married to a woman with type O blood. What blood type will their children have? Show work please.
A man who has type B blood (with genotype: IBIB) is married to a woman with type O blood. What blood type will their children have? Show work please.
1
A woman with type A blood (carrying O gene) is married to a type B person (carrying O gene). What blood types could their children have? Show work please.
A woman with type A blood (carrying O gene) is married to a type B person (carrying O gene). What blood types could their children have? Show work please.
1
A woman with type A blood is claiming that a man with type AB blood is the father of her child. The child has type AB blood. Could this man be the father? Show the possible crosses; remember the woman can be carrying the recessive gene for O.
A woman with type A blood is claiming that a man with type AB blood is the father of her child. The child has type AB blood. Could this man be the father? Show the possible crosses; remember the woman can be carrying the recessive gene for O.
1
A man with type AB blood is married to a woman with type O blood. They have two natural children, and one adopted child. The children's blood types are: A, B, and O. Which child must have been adopted? Explain your answer and show a Punnett square to illustrate your answer.
A man with type AB blood is married to a woman with type O blood. They have two natural children, and one adopted child. The children's blood types are: A, B, and O. Which child must have been adopted? Explain your answer and show a Punnett square to illustrate your answer.
1
A person with type A blood (unknown genotype) marries a person with type O blood. What blood types are possible among their children? (Show 2 Punnett squares to show the two possible crosses)
A person with type A blood (unknown genotype) marries a person with type O blood. What blood types are possible among their children? (Show 2 Punnett squares to show the two possible crosses)
1
Two people, both with AB blood have four children. What blood types could the children be? Show your work.
Two people, both with AB blood have four children. What blood types could the children be? Show your work.
1
A person with type B blood (heterozygous) has children with a type AB person. What blood types are possible among their children? Show your work.
A person with type B blood (heterozygous) has children with a type AB person. What blood types are possible among their children? Show your work.
1
A person with type O blood is married to a person with type A blood. They have 6 children, 3 of them have type A blood, three of them have type O blood. What is the genotype of the type A parent, and how do you know?
A person with type O blood is married to a person with type A blood. They have 6 children, 3 of them have type A blood, three of them have type O blood. What is the genotype of the type A parent, and how do you know?
1
A person has type B blood. What are ALL the possible combinations of blood types of his parents? Show the crosses to prove your answer.
A person has type B blood. What are ALL the possible combinations of blood types of his parents? Show the crosses to prove your answer.
1
A man of unknown genotype has type B blood, his wife has type A blood (also unknown genotype). List ALL the blood types possible for their children. (You may need to do multiple crosses to consider the different possible genotypes of the parents)
A man of unknown genotype has type B blood, his wife has type A blood (also unknown genotype). List ALL the blood types possible for their children. (You may need to do multiple crosses to consider the different possible genotypes of the parents)
1
Two people with type O blood have three children. How many of those three children will have type O blood? Show a cross to justify your answer.
Two people with type O blood have three children. How many of those three children will have type O blood? Show a cross to justify your answer.
1
Shannon is type A, and her baby is type O. She is suing Jack for child support. Jack refuses to pay, claiming that the baby is not his since he is type AB. If you were the judge, what would you decide? Defend your answer by showing a Punnett square.
Shannon is type A, and her baby is type O. She is suing Jack for child support. Jack refuses to pay, claiming that the baby is not his since he is type AB. If you were the judge, what would you decide? Defend your answer by showing a Punnett square.
1
Why is a person with type O blood called a "universal donor"?
Why is a person with type O blood called a "universal donor"?
1
Why is a person with type AB blood called the "universal recipient"?
Why is a person with type AB blood called the "universal recipient"?