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GENE

Pronunciation (US): 

 Dictionary entry overview: What does gene mean? 

GENE (noun)
  The noun GENE has 1 sense:

1. (genetics) a segment of DNA that is involved in producing a polypeptide chain; it can include regions preceding and following the coding DNA as well as introns between the exons; it is considered a unit of heredity

  Familiarity information: GENE used as a noun is very rare.


 Dictionary entry details 


GENE (noun)


Sense 1gene [BACK TO TOP]

Meaning:

(genetics) a segment of DNA that is involved in producing a polypeptide chain; it can include regions preceding and following the coding DNA as well as introns between the exons; it is considered a unit of heredity

Classified under:

Nouns denoting body parts

Synonyms:

cistron; gene; factor

Context example:

genes were formerly called factors

Hypernyms ("gene" is a kind of...):

sequence (serial arrangement in which things follow in logical order or a recurrent pattern)

Domain category:

genetic science; genetics (the branch of biology that studies heredity and variation in organisms)

molecular biology (the branch of biology that studies the structure and activity of macromolecules essential to life (and especially with their genetic role))

Hyponyms (each of the following is a kind of "gene"):

dominant gene (gene that produces the same phenotype in the organism whether or not its allele identical)

proto-oncogene (a normal gene that has the potential to become an oncogene)

recessive gene (gene that produces its characteristic phenotype only when its allele is identical)

regulator gene; regulatory gene (a gene that produces a repressor substance that inhibits an operator gene)

repressor gene (gene that prevents a nonallele from being transcribed)

structural gene (a gene that controls the production of a specific protein or peptide)

suppresser; suppresser gene; suppressor; suppressor gene (a gene that suppresses the phenotypic expression of another gene (especially of a mutant gene))

X-linked gene (a gene located on an X chromosome)

holandric gene; Y-linked gene (a gene located on a Y chromosome)

polygene (a gene that by itself has little effect on the phenotype but which can act together with others to produce observable variations)

oncogene; transforming gene (a gene that causes normal cells to change into cancerous tumor cells)

operator gene (a gene that activates the production of messenger RNA by adjacent structural genes)

allele; allelomorph (either of a pair (or series) of alternative forms of a gene that can occupy the same locus on a particular chromosome and that control the same character)

genetic marker (a specific gene that produces a recognizable trait and can be used in family or population studies)

homeotic gene (one the genes that are involved in embryologic development)

lethal gene (any gene that has an effect that causes the death of the organism at any stage of life)

linkage group; linked genes (any pair of genes that tend to be transmitted together)

modifier; modifier gene (a gene that modifies the effect produced by another gene)

mutant gene (a gene that has changed so that the normal transmission and expression of a trait is affected)

nonallele (genes that are not competitors at the same locus)

Holonyms ("gene" is a part of...):

chromosome (a threadlike body in the cell nucleus that carries the genes in a linear order)

deoxyribonucleic acid; desoxyribonucleic acid; DNA ((biochemistry) a long linear polymer found in the nucleus of a cell and formed from nucleotides and shaped like a double helix; associated with the transmission of genetic information)


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