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jumping genes meaning

"jumping genes" in a sentence
MeaningMobile
  • [Medicine]
    Copies of transposable elements interspersed throughout the genome,some of which are still active and often referred to as jumping genes. There are two classes of interspersed repetitive elements. Class I elements (or RETROELEMENTS - such as retrotransposons,retroviruses,LONG INTERSPERSED NUCLEOTIDE ELEMENTS and SHORT INTERSPERSED NUCLEOTIDE ELEMENTS) transpose via reverse transcription of an RNA intermediate. Class II elements (or DNA TRANSPOSABLE ELEMENTS - such as transposons,Tn elements,insertion sequence elements and mobile gene cassettes of bacterial integrons) transpose directly from one site in the DNA to another.
Examples
  • For this reason they are sometimes called jumping genes.
  • Such jumping genes litter most creatures'genomes.
  • Critics point to the StarLink episode to bolster their view in the jumping genes debate.
  • Tosk's secret is jumping genes, or transposons, which are found in many organisms.
  • Gregor Mendel discovered the jumping genes " were discovered by Barbara McClintock while she was studying maize.
  • DNA transposons are also known jumping genes because they move around the chromosome and can insert themselves into different DNA sequences.
  • Also called " jumping genes, " transposons exist in virtually every known species, and have probably done so for millions of years.
  • Called jumping genes or transposons, the little entrepreneurs figured out how to reproduce themselves and reinsert their copies _ their progeny _ back into the mother genome.
  • Woese, and colleagues, suggested that the absence of RNA signature continuum between jumping genes ", chromosome transpositions that can produce rapid changes in the genome.
  • Barbara McClintock used these knob markers to validate her transposon theory of " jumping genes ", for which she won the 1983 Nobel Prize in Physiology or Medicine.
  • More examples:  1  2
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