Respuesta :

Answer:

A

Explanation:

A dominant allele is denoted by a capital letter (A versus a). Since each parent provides one allele, the possible combinations are: AA, Aa, and aa. Offspring whose genotype is either AA or Aa will have the dominant trait expressed phenotypically, while aa individuals express the recessive trait.

Genotypes in which dominant gene must show - AA or Aa.

A dominant trait is one that shows up in an individual, even if only one allele is present in the combination of alleles that produces the trait.

  • An organism with two dominant alleles for a trait is said to have the dominant genotype.
  • Using a trait as an example where A is the dominant allele and a is the recessive allele.
  • Dominant traits present in an organism must have one or both alleles as dominant alleles.

Thus, Genotypes in which dominant gene must show - AA or Aa.

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