Question

If blood type of a child is 'A' and that of
mother is 'B', genotypes of mother and
father may be
BIBX JALA
AB X TALB
1B1° X 1°T°
1B1° X TALA​

Answer 1

Answer:

Sorry I did'nt understand your options. But I'll explain this to you.

Explanation:

Mother has to have a genotype IBI0 in order to have a child of A blood group(IAI0). Father can have 2 possibilities: IAIO and IAIA.

With this explanation I hope you can go with the correct option given in the question.