释义 |
DictionarySeeretrotransposonretroposon
retroposon[‚re·trə′pō‚zän] (genetics) A mobile genetic element that transposes to or from a chromosomal site by reverse transcription from a ribonucleic acid intermediate. retroposon
ret·ro·pos·on (ret'rō-pōz'on), 1. A transposition of sequences in a DNA that does not originate in the DNA but rather in an mRNA that is transcribed back into the genomic DNA by reverse transcription. Synonym(s): retrotransposon2. A transposable element. [retro- + L. pono, pp. positum, to place, + -on] ret·ro·pos·on (ret'rō-pō'zon) A transposition of sequences in a DNA that does not originate in the DNA but in an mRNA that is transcribed back into the genomic DNA by reverse transcription. [retro- + L. pono, pp. positum, to place, + -on] |