Answer:
A heterozygous male with type A blood IA IO
A heterozygous female with type B blood - IB IO
a cross between a heterozygous male with type A blood and a heterozygous female with type B blood.
Possible parent genotype: IA IO x IB IO
AO X BO
possible offspring genotype: AB AO BO OO
phenotypes: AB blood type (25%), A blood type (25%), B blood type (25%) and O blood type (25%).
Step-by-step explanation: