590 likes | 729 Views
What does DNA stand for?. Deoxyribonucleic Acid. _______ is the enzyme that chemically links Okazaki. fragments together. DNA Ligase. What is located at the. BOTTOM of a tRNA molecule?. Anti-codon sequence. Where in the cell is DNA. found?. Nucleus. Scientifically, describe the
E N D
WhatdoesDNAstandfor? DeoxyribonucleicAcid
_______istheenzymethat chemicallylinksOkazaki fragmentstogether DNALigase
Whatislocatedatthe BOTTOMofatRNAmolecule? Anti-codonsequence
WhereinthecellisDNA found? Nucleus
Scientifically,describethe shapeoftheDNAmolecule. DoubleHelix
Whatisabenefitof semiconservativeDNA replication? Helpsreducethenumberof copyingerrors
Whyistranscription important? GetstheDNAcodeoutofthe NUCLEUS!
Whatislocatedatthetop oftRNA? Aminoacid
Whatarethe2typesof purines? Adenine,Guanine
Whatisthecomplementto thissideofaDNAmolecule?: TGGACTA ACCTGAT
Howmanypairsof chromosomesdoesahuman haveintheirbodycells? 23
Howmanyhydrogenbonds arefoundbetweenA-T? 2
WherecanmRNAbe found? Nucleus,cytoplasm,ribosome
AsegmentofDNAthatcodes foraproteiniscalleda______ Gene
Whatarethe3partsofthe DNAmolecule? Phosphategroup DeoxyriboseSugar NitrogenBase
______istheDNAstrandthat isdiscontinuouslybuiltinto smallOkazakifragments duringreplication LaggingStrand
Whatsugarispresentin RNA? ribose
Whattypeofreplication occurswhenDNAreplicates? SemiconservativeReplication
______________areshort segmentofDNAsynthesized discontinuouslyinsmall segmentsinthe3’-5’direction byDNApolymerase. OkazakiFragments
Whatnitrogenbasesare presentinRNA? A,U,C,G
Whatischromatin? UncoiledDNA
Whattypeofbondholds togetherthenitrogenbases? Hydrogen
Whatscientistsarecredited withthe“base-pairing”rules? Watson&Crick
DNAthatiscoiledwould becalled? Chromosome
WhendoestheDNA replicate? Celldivision/Interphase (beforemitosis)
InwhatdirectioncanDNA synthesisonlyoccur? 5’-3’
Howmanyhydrogenbonds arefoundbetweenC-G? 3
GoingfrommRNAtoa proteiniscalled_______. Translation
DuringDNAreplication,what causesthehydrogenbondsto break? AnEnzyme(DNAHelicase)
WhatisthetRNA complementtothismRNA?: AUGCAU UACGUA
Whatislocatedatbottom oftRNA? Anti-codons
WhodiscoveredDNAin 1928? FrankGriffith
Whatpolymermakesupor haircolor,bonelength,etc..? Protein
Whatistheshapeof mRNA? Singlehelix
Whatarethe2typesof pyrimidines? Thymine,Cytosine
Whatisthefunctionof tRNA? tRNAanticodonsbondw/ mRNAcodonstoinsurethe correctorderofaminoacids
_______istheenzymeruns alongtheparentchainofDNA andbondsfreefloating nucleotidestothoseofthe parent(original)chain--based onbasepairingrules DNAPolymerase
Whatsugarispresentin DNA? Deoxyribose
WhatdoesRNAstandfor? RibonucleicAcid
HowmanystrandsofmRNA aretranscribedfromthetwo “unzipped”strandsofDNA? 1
Whatnitrogenbasesare presentinDNA? A,T,C,G
Howistheaccuracyofthe DNAcodeassured? Base-pairingrules
_________istheDNAstrand thatiscontinuouslybuiltbythe additionofnucleotidestothe3’ endduringreplication LeadingStrand
GoingfromDNAtomRNA iscalled_________. Transcription
WhatisthemRNAcomplement tothissideofaDNAmolecule: AACGTAT UUGCAUA
HowdoesthemRNAget outofthenucleus? Nuclearpore
WhatislocatedattheTOP ofatRNAmolecule? Aminoacids
Wheredoestranslation occur? Ribosome