Question

Explain with the help of a suitable cross, how ABO blood grouping in humans show law of

dominance, co-dominance and multiple allelism.Explain with the help of a suitable cross, how ABO blood grouping in humans show law of

dominance, co-dominance and multiple allelism.​

Answer 1

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The inheritance of ABO blood groups in humans exhibits dominance, codominance, and multiple allelism. In humans, the ABO blood groups are controlled by a gene called gene 'I'. ... Co-dominance: If both IA and IB are present in an individual, then they both are expressed because of the phenomenon of co-dominance.

Answer 2

The inheritance of ABO blood groups in humans exhibits dominance, codominance, and multiple allelism. In humans, the ABO blood groups are controlled by a gene called gene 'I'. ... Co-dominance: If both IA and IB are present in an individual, then they both are expressed because of the phenomenon of co-dominance.

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