NEET Biology question

Inheritance of the ABO blood group system in humans is an example of

(A)Polyploidy
(B)Incomplete dominance
(C)Multiple allelismCorrect
(D)polygeny

Answer: (C)

Solution

The ABO blood group gene has three alleles in the human population — , and — any two of which can be present in a given individual, making it the textbook example of multiple allelism, matching option (c);

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Question ID VK-119522