| 单词 | desoxyribonucleic acid |
| 释义 | desoxyribonucleic acid (once / 2363863 pages) n WORD FAMILY desoxyribonucleic acid USAGE EXAMPLES“One of the major substances identified with the chromosomes is known as desoxyribonucleic acid or DNA. New York Times(Feb 27, 2012) For a while that spring, desoxyribonucleic acid had begun to take second place in my heart. Berryman, John, Card Trick(2010) There is a conversion of ribonucleic acid to desoxyribonucleic acid. Mayfield, M. I., On Handling the Data(2010) n (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 Syn|Hypo|Hyper DNA, deoxyribonucleic acid operon a segment of DNA containing adjacent genes including structural genes and an operator gene and a regulatory gene cDNA, complementary DNAsingle-stranded DNA that is complementary to messenger RNA or DNA that has been synthesized from messenger RNA by reverse transcriptase episomeDNA that is not incorporated into the genome but is replicated together with the genome (especially in bacterial cells) coding DNA, exonsequence of a gene's DNA that transcribes into protein structures intron, noncoding DNAsequence of a eukaryotic gene's DNA that is not translated into a protein junk DNAstretches of DNA that do not code for genes recombinant DNA, recombinant deoxyribonucleic acidgenetically engineered DNA made by recombining fragments of DNA from different organisms sticky endan end of DNA in which one strand of the double helix extends a few units beyond the other jumping gene, transposona segment of DNA that can become integrated at many different sites along a chromosome (especially a segment of bacterial DNA that can be translocated as a whole) proviruscDNA copy of the RNA genome of a retrovirus; the genetic material of a virus as incorporated into and able to replicate with the genome of a host cell dscDNAdouble-stranded cDNA polymer a naturally occurring or synthetic compound consisting of large molecules made up of a linked series of repeated simple monomers |
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