Polymorphism, Genetic

**Definition:** The regular and simultaneous occurrence in a single interbreeding population of two or more discontinuous genotypes. The concept includes differences in genotypes ranging in size from a single nucleotide site (POLYMORPHISM, SINGLE NUCLEOTIDE) to large nucleotide sequences visible at a chromosomal level.

**Tree numbers:** - G05.365.795

**Synonyms:** - Gene Polymorphism - Polymorphism (Genetics) - Genetic Polymorphisms - Genetic Polymorphism