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A person have blood group a+ …

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A person have blood group a+ then how we can write there alleles a+ o- or a+ o- which one is correct

    • Posted by Abhi Maurya 5 years, 4 months ago

    CBSE > Class 12 > Biology
    • 1 answers

    ? ? 5 years, 4 months ago

    + and - sign are due to presence or absence of rh antigen on rbc surface therefore in order to write alleles then you have to write Ia, Ib and i (Io). And in case of a blood grp alleles can be Ia Ia or Ia Io

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