Genetic Function
gene duplication
ex·pres·sion du·pli·ca·tion [ jeen doo-pli-key-shuhn, dyoo- ]
Subclass of:
Mutagenesis Process; Mutation
Definitions related to gene duplication:
  • Processes occurring in various organisms by which new genes are copied. Gene duplication may result in a MULTIGENE FAMILY; supergenes or PSEUDOGENES.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2021
  • The production of a tandem repeat of a DNA sequence by unequal crossing over or by an accident of replication.
    CRISP Thesaurus
    National Institutes of Health, 2006
  • (genetic duplication process) Any DNA sequence rearrangement that results in the gain of copies of a genomic region, typically in the form of long interspersed sequences, short interspersed sequences, satellite sequences and retrotransposons. The appearance of duplications of DNA within the genome plays an important role in the diversification of genomes.
    NCI Thesaurus
    U.S. National Cancer Institute, 2021
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This content should not be used in place of medically-reviewed decision support reference material or professional medical advice. Some terms may have alternate or updated definitions not reflected in this set. The definitions on this page should not be considered complete or up to date.