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If the child is type B, then the father cannot be genotype AA, and must be type AO. Thus, the child cannot be type BB, but must be type BO.

The mother can be type BB or BO.

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Q: If the mother blood type is B and father A and the child B what is the cross Genotype of both parents?
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Related questions

If the father is A blood and the mother is O blood what will the baby get?

The baby will be type A or O depending on the genotype of the parents.


What blood type a baby will be if father is a and mother is o?

The genotype of the father is certainly OO (because blood type O is recessive). The genotype of the mother however can be AO or AA (both give blood type A). The baby will have a combination of the genes from the mother and the father (one of each) and so: - If the genotype of the mother is AA and the genotype of the father is OO, the baby will certainly have AO as genotype and has therefore blood type A. -If the genotype of the mother is AO and the genotype of the father is OO, the baby can have AO or OO as genotype. AO results in blood type A and OO in blood type O (50% chance).


What blood type a baby will be if father is o and mother is a?

The genotype of the father is certainly OO (because blood type O is recessive). The genotype of the mother however can be AO or AA (both give blood type A). The baby will have a combination of the genes from the mother and the father (one of each) and so: - If the genotype of the mother is AA and the genotype of the father is OO, the baby will certainly have AO as genotype and has therefore blood type A. -If the genotype of the mother is AO and the genotype of the father is OO, the baby can have AO or OO as genotype. AO results in blood type A and OO in blood type O (50% chance).


What happens if mother has blood type A- and father has blood type A?

The child will have either type A blood or type O blood depending on the genotype of the parents.


If father has blood type B positive and mother has blood type A negative what may be the blood type of the child?

The child may be any blood type, depending on the genotype of the parents. If, for example, the father's genotype is BB and the mother's is AA, then the baby must be type AB. If the father's is BO and the mother's is AO, then the baby can be any type.


What is the genotype of a woman with A blood and a man with b blood and a child with o blood?

In this case both parents must be heterozygous to have this child. This means the mother will have the genotype AO and the father will have the genotype BO. In order to have blood type O, the child must have the genotype OO.


What blood type can be found in an offspring if a mother has type AB blood and the father has type A blood?

The mother is genotype AB, the father is either genotype BO or BB. If the father is genotype BO, the children can be genotype AB, AO, BB, or BO. This results in children with phenotype blood types of: AB, A, or B. If the father is genotype BB, the children can be genotype AB, AB, BB, or BB. This results in children with phenotype blood types of: AB or B.


What blood type can be found in an offspring if a mother has a type AB blood and the father has type A blood?

The mother is genotype AB, the father is either genotype BO or BB. If the father is genotype BO, the children can be genotype AB, AO, BB, or BO. This results in children with phenotype blood types of: AB, A, or B. If the father is genotype BB, the children can be genotype AB, AB, BB, or BB. This results in children with phenotype blood types of: AB or B.


What blood type or types can be found in an offspring if a mother has type AB blood and the father has type A blood?

The mother is genotype AB, the father is either genotype BO or BB. If the father is genotype BO, the children can be genotype AB, AO, BB, or BO. This results in children with phenotype blood types of: AB, A, or B. If the father is genotype BB, the children can be genotype AB, AB, BB, or BB. This results in children with phenotype blood types of: AB or B.


What is the expected genotypic ratio among children born to a mother having the genotype IAiO and a father with the phenotype A?

The mother will produce two types of gametes: IA and IO (mother is A) The father is AB his genotype is IAIB, thus he will produce these kind of gametes: IA and IB Four combinations are possible IA from Mother and IA from Father: The child has genotype IAIA and he has blood group A IO from Mother and IA from Father: The child has genotype IAIO and he has blood group A IA from Mother and IB from Father: The child has genotype IAIB and he has blood group AB IO from Mother and IB from Father: The child has genotype IBIO and he has blood group B Thus the phnotypic ratio is blood group A:B:AB = 2:1:1


Two siblings are O- born first and then A . The father was O What blood type must the mother be?

The mother would have to be type A. Father has genotype (0,0) Mother would need to have genotype (A,0) - fenotype (blood group) = A


Can a Mother have A plus blood father b plus blood and the baby has o plus blood?

Yes. Both A and B are "dominant" genes, so if the parents have the genotype AO and BO, then there's a 1/4 chance the child will have genotype OO.