Anton always wanted to have a square chin, like his dad. But his chin is round, like a mother’s (recessive trait (a)).

Anton always wanted to have a square chin, like his dad. But his chin is round, like a mother’s (recessive trait (a)). Determine the genotypes of family members for the indicated trait.

Because Anton has a round chin – a recessive trait, which means genotype aa, and his mother has a round chin – aa; and for the father – square – it means the father is heterozygous (Aa) on the basis.

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