Solved by a verified expert:Determining blood type inheritance
The fathers blood group is AB.

The potential sons blood group is B

mother is blood group A.

1) Draw a mating/ cross diagram to show what the mothers geno
type would be in respect to ABO blood group.

2) work out the probability that the child she conceived
with the father would have a B blood group, please show full working and clear
explanation as i really need to understand this.