Question

how many alleles are there in human blood cell

Answer 1

Answer:

I not know what is the answer

Answer 2

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The four main blood groups A, B, AB, and O are controlled by three alleles: A, B, and O. As humans are diploid, only two of these can be present in any one genotype. In other words, only two of these alleles are present at the same time in a person's cell.