M may Guest Mar 3, 2009 #1 Please help, I don't understand. This is the question: A couple has four children, and each child has a different ABO blood type. What are the blood types and genotypes of the children and the parents?
Please help, I don't understand. This is the question: A couple has four children, and each child has a different ABO blood type. What are the blood types and genotypes of the children and the parents?
