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Law of Dominance Definition

Gregor Mendel’s law states that when two alleles of an inherited pair are heterozygous, the expressed allele is dominant and the non-expressed allele is recessive.

He was able to come up with key assumptions after breeding and testing around 5,000 pea plants, which were eventually utilised as fundamental principles of Mendelian inheritance, or Mendel’s Principles of Heredity.

The so-called “Mendel’s rules of inheritance” are based on Gregor Mendel’s set of principles.

The four laws in consideration are the Law of Segregation, the Law of Independent Assortment, the Law of Dominance, and the Law of Unit Characters.

Genes are the modern name for the unit factors mentioned in Gregor Mendel’s ideas.

The genes in a diploid organism exist in two different forms, called alleles.

In fertilisation, the two types of alleles are brought together.

As a result, the maternal gamete would provide one set of alleles while the paternal gamete would provide the other.

The dominant allele is the one that determines the characteristics when the two alleles differ in such a manner that they are heterozygous.

The recessive allele is the other allele that is concealed by the expression of the dominant allele.

Lowercase letters are used to indicate dominant alleles, whereas uppercase letters are used to represent recessive alleles.

Law of Dominance Citations

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