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A pregnant woman has an equal chance of her baby being blood group A or blood group AB. Which one of the following shows the possible genotypes of the woman and the father of her child? (a) IA IA and IB IO (b) IA IB and IB IO (c) IA IO and IB IO (d) IA IB and IA IO

BiologyClass 10ICSEAnswered 27 Mar 2026