Answer :
Mrs. Smith has blood type A. Mr. Smith has blood type AB. so, there are 50% probability that they will have a child with blood type AB.
How can you calculate the allelic frequency in child?
By making a Punnett square you can calculate the allelic frequency of child inherited by parents.
Hence, there are 50% probability that child will have blood type AB.
To know more about Punnett square :
https://brainly.com/question/3522181
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