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Polymorphism, Genetic MeSH Descriptor Data 2025


MeSH Heading
Polymorphism, Genetic
Tree Number(s)
G05.365.795
Unique ID
D011110
RDF Unique Identifier
http://id.nlm.nih.gov/mesh/D011110
Scope Note
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.
Entry Term(s)
Gene Polymorphism
Genetic Polymorphism
Genetic Polymorphisms
Polymorphism (Genetics)
NLM Classification #
QU 477
Previous Indexing
Genetics (1966-1967)
Genetics, Population (1966-1967)
Public MeSH Note
2005; see POLYMORPHISM (GENETICS) 1968-2004
History Note
2005(1968)
Date Established
1968/01/01
Date of Entry
1999/01/01
Revision Date
2020/02/06
Polymorphism, Genetic Preferred
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