Identify the wrong statement with reference to the gene ‘I’ that controls ABO blood groups.
medium
Principles of Inheritance and Variation
2020
biology
A person will have only two of the three alleles.
When IA and IB are present together, they express the same type of sugar.
Allele ‘i’ does not produce any sugar.
The gene (I) has three alleles.
Explanation
To solve this problem, we need to analyze the statements regarding the gene 'I' that controls ABO blood groups and identify the incorrect one. Let's evaluate each option:∙Option 1: A person will have only two of the three alleles. - The ABO blood group system is controlled by a single gene with three alleles: IA,IB, and i.
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