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NEET 2020

NEET 2020 Zoology question on Body Fluids and Circulation

Identify the wrong statement with reference to the gene 'I' that controls ABO blood groups.
  1. A.
    A person will have only two of the three alleles.
  2. B.
    When IAI^A and IBI^B are present together, they express same type of sugar.
  3. C.
    Allele 'i' does not produce any sugar.
  4. D.
    The gene (I) has three alleles.
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Correct option: B

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