Identify the wrong statement with reference to the gene 'I' that controls ABO blood groups.

1. A person will have only two of the 3 alleles.
2. When IA and IB are present together, they express same type of sugar.
3. Allele 'i' does not produce any sugar.
4. The gene (I) has three alleles. 

Subtopic:  Co-dominance |
 76%
From NCERT
NEET - 2020
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh