Updated 2026
RNABcontainsBtheBsugar
a.Bribose.
b.Bdeoxyribose.
c.Bglucose.
d.Blactose.B-BAnswera
UnlikeBDNA,BRNABcontains
a.Badenine.
b.Buracil.
c.BphosphateBgroups.
d.Bthymine.B-BAnswerb
WhichBofBtheBfollowingBareBfoundBinBbothBDNABandBRNA?
a.Bribose,BphosphateBgroups,BandBadenine
b.Bdeoxyribose,BphosphateBgroups,BandBguanine
c.BphosphateBgroups,Bguanine,BandBcytosine
d.BphosphateBgroups,Bguanine,BandBthymineB-BAnswerc
WhichBnucleotideBinBFigureB13-1BindicatesBtheBnucleicBacidBaboveBisBRNA?
a.Buracil
b.Bguanine
c.Bcytosine
d.BadenineB-BAnswera
WhichBofBtheBfollowingBisBtrue?B
a.BRNABisBusuallyBsingle-stranded.
b.BDNABisBusuallyBsingle-stranded.
c.BDNABcontainsBuracil.
d.BRNABcontainsBthymine.B-BAnswera
, WhichBtypeBofBRNABbringsBtheBinformationBinBtheBgeneticBcodeBfromBtheBnucleusBtoBotherB
partsBofBtheBcell?
a.BrRNA
b.BtRNA
c.BmRNA
d.BRNABpolymeraseB-BAnswerc
WhichBofBtheBfollowingBisBtrueBofBtranscription?
a.BInBeukaryotes,BtranscriptionBtakesBplaceBinBtheBcytoplasmBandBrequiresBmanyBenzymes.
b.BRNABpolymeraseBrecognizesBandBbindsBtoBspecificBregionsBofBtheBDNABcalledBintrons.
c.BRNABeditingBremovesBtheBexonsBfromBpre-
mRNA,BleavingBonlyBtheBintronsBinBtheBfinalBmolecule.
d.BRNABpolymeraseBcanBmakeBmanyBmoleculesBofBRNABfromBaBsingleBDNABsequence.B-
BAnswerd
WhichBofBtheBfollowingBstatementsBisBtrueBofBeukaryoticBDNA?
a.BABpromoterBisBpartBofBanBintron.
b.BAnBintronBisBpartBofBaBpromoter.
c.BIntronsBareBsequencesBofBDNA.
d.BExonsBareBeditedBoutBofBpre-mRNA.B-BAnswerc
WhichBmoleculesBareBinvolvedBinBproteinBsynthesis?
a.BtransferBRNA,Bintrons,BandBmutagens
b.BmessengerBRNA,Bintrons,BandBribosomalBRNA
c.BribosomalBRNA,BtransferBRNA,BandBmutagens
d.BmessengerBRNA,BribosomalBRNA,BandBtransferBRNAB-BAnswerd
FromBwhichBmoleculesBareBmRNABmoleculesBtranscribed?
a.BtRNA
b.BrRNA
c.BDNA