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Q6. Identify the wrong statement with reference to the gene ā€˜Iā€™ that controls ABO blood groups.

3. When IA and IB are present together, they express same type of sugar.

Solution:
ABO blood groups are controlled by the gene I.
The gene (I) has three alleles IA, IB and i. The alleles IA and IB produce a slightly different form of the sugar while allele i does not produce any sugar.

Q6. Identify the wrong statement with reference to the gene ā€˜Iā€™ that controls ABO blood groups.
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