Genomic DNA - Wikipedia

Genomic deoxyribonucleic acid (abbreviated as gDNA) is chromosomal DNA, in contrast to extra-chromosomal DNAs like plasmids. Most organisms have the same ... GenomicDNA FromWikipedia,thefreeencyclopedia Jumptonavigation Jumptosearch ChromosomalDNA,incontrasttoextra-chromosomalDNAslikeplasmids Genomicdeoxyribonucleicacid(abbreviatedasgDNA[1])ischromosomalDNA,incontrasttoextra-chromosomalDNAslikeplasmids.MostorganismshavethesamegenomicDNAineverycell;however,onlycertaingenesareactiveineachcelltoallowforcellfunctionanddifferentiationwithinthebody.[2] Thegenomeofanorganism(encodedbythegenomicDNA)isthe(biological)informationofhereditywhichispassedfromonegenerationoforganismtothenext.ThatgenomeistranscribedtoproducevariousRNAs,whicharenecessaryforthefunctionoftheorganism.PrecursormRNA(pre-mRNA)istranscribedbyRNApolymeraseIIinthenucleus.pre-mRNAisthenprocessedbysplicingtoremoveintrons,leavingtheexonsinthematuremessengerRNA(mRNA).Additionalprocessingincludestheadditionofa5'capandapoly(A)tailtothepre-mRNA.ThematuremRNAmaythenbetransportedtothecytosolandtranslatedbytheribosomeintoaprotein.OthertypesofRNAincluderibosomalRNA(rRNA)andtransferRNA(tRNA).ThesetypesaretranscribedbyRNApolymeraseIIandRNApolymeraseIII,respectively,andareessentialforproteinsynthesis.However5srRNAistheonlyrRNAwhichistranscribedbyRNAPolymeraseIII.[3] References[edit] ^ "gDNA-DefinitionsfromDictionary.com".dictionary.reference.com.Retrieved2008-04-26. ^"WhatisGenomicDNA?(withpictures)".Retrieved2015-09-25. ^PerryRP(1976)."ProcessingofRNA".AnnualReviewofBiochemistry.45:605–29.doi:10.1146/annurev.bi.45.070176.003133.PMID 786158. vteTypesofnucleicacidsConstituents Nucleobases Nucleosides Nucleotides Deoxynucleotides Ribonucleicacids(coding,non-coding)Translational Messenger precursor,heterogenousnuclear modifiedMessenger Transfer Ribosomal Transfer-messenger Regulatory Interferential Micro Smallinterfering Piwi-interacting Antisense Processual Smallnuclear Smallnucleolar SmallCajalBodyRNAs YRNA EnhancerRNAs Others Guide Ribozyme Smallhairpin Smalltemporal Trans-actingsmallinterfering Subgenomicmessenger Deoxyribonucleicacids Organellar Chloroplast Mitochondrial Complementary Deoxyribozyme Genomic Hachimoji Multicopysingle-stranded Analogues Xeno Glycol Threose Hexose Locked Peptide Morpholino Cloningvectors Phagemid Plasmid Lambdaphage Cosmid Fosmid Artificialchromosomes P1-derived Bacterial Yeast Human Category Thisgeneticsarticleisastub.YoucanhelpWikipediabyexpandingit.vte Retrievedfrom"https://en.wikipedia.org/w/index.php?title=Genomic_DNA&oldid=1068348736" Categories:DNAGeneticsstubsHiddencategories:ArticleswithshortdescriptionShortdescriptionmatchesWikidataAllstubarticles Navigationmenu Personaltools NotloggedinTalkContributionsCreateaccountLogin Namespaces ArticleTalk English Views ReadEditViewhistory More Search Navigation MainpageContentsCurrenteventsRandomarticleAboutWikipediaContactusDonate Contribute HelpLearntoeditCommunityportalRecentchangesUploadfile Tools WhatlinkshereRelatedchangesUploadfileSpecialpagesPermanentlinkPageinformationCitethispageWikidataitem Print/export DownloadasPDFPrintableversion Languages РусскийУкраїнська中文 Editlinks