The genotypes of a husband and wife are IAIB and IAi. Among the blood types of their children, how many different genotypes and phenotypes are possible?

September 8, 2023

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The genotypes of a husband and wife are I^AI^B and I^Ai. Among the blood types of their children, how many different genotypes and phenotypes are possible?

Option 1 : 3 genotypes; 4 phenotype
Option 2 : 4 genotypes; 3 phenotypes
Option 3 : 4 genotype; 4 phenotypes
Option 4 : 3 genotypes; 3 phenotypes

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