Question

9. How many phenotypes can occur in the human blood group ABO with alleles​

Answer 1

Answer:

4

Explanation:

The ABO blood group antigens are encoded by one genetic locus, the ABO locus, which has three alternative (allelic) forms—A, B, and O. A child receives one of the three alleles from each parent, giving rise to six possible genotypes and four possible blood types (phenotypes).

Answer 2

Answer:

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Explanation:

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