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AQA A-Level Biology - Nucleic Acids Questions and Answers 2025

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AQA A-Level Biology - Nucleic Acids Questions and Answers 2025

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AQA AS LEVEL/ AQA A LEVEL
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Uploaded on
May 9, 2025
Number of pages
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Written in
2024/2025
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Questions & answers

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  • aqa a level biology nucleic acids questions and

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AQA A-Level Biology - Nucleic Acids
Questions and Answers 2025
DNAA-ACORRECTAANSWERSA-DeoxyribonucleicAacid
BaseA-ACORRECTAANSWERSA-
NitrogenAcontaining;Aadenine,Athymine,Aguanine,AcytosineAorAuracil
DeoxyriboseA-ACORRECTAANSWERSA-
TheApentoseAsugarAinAaAnucleotide,AuniqueAtoADNA
PhosphateA-ACORRECTAANSWERSA-
AAgroupAthatAattachesAtoAdeoxyriboseAtoAformAaApolynucleotide
NucleotideA-ACORRECTAANSWERSA-
ComprisedAofAdeoxyribose,AaAphosphateAgroupAandAnitrogenAcontainingAbase
PhosphodiesterABondA-ACORRECTAANSWERSA-
TheAbondAformedAbetweenAadjacentAnucleotides
CondensationAReactionA-ACORRECTAANSWERSA-
TheAremovalAofAwaterAtoAformAaApolynucleotide
ComplimentaryABaseAPairingA-ACORRECTAANSWERSA-
AdenineAbondingAtoAThymine/Uracil.AGuanineAbondingAtoACytosine
HydrogenABondingA-ACORRECTAANSWERSA-
TheAbondsAthatAjoinAseparateApolynucleotideAchains
2A-ACORRECTAANSWERSA-
TheAnumberAofAhydrogenAbondsAbetweenAAdenineAandAThymine
3A-ACORRECTAANSWERSA-
TheAnumberAofAhydrogenAbondsAbetweenAGuanineAandACytosine
PolynucleotideA-ACORRECTAANSWERSA-
WhereAmanyAnucleotidesAareAbondedAtogetherAviaAaAphosphodiesterAbond
DoubleAHelixA-ACORRECTAANSWERSA-TheAstructureAofADNA
SingleAHelixA-ACORRECTAANSWERSA-TheAstructureAofAmRNA
CloverAShapeA-ACORRECTAANSWERSA-TheAstructureAofAtRNA
HowADNAAisAStableA-ACORRECTAANSWERSA-
TheAphosphodiesterAbondAbackboneAprotectsAtheAmoreAchemicallyAreactiveAbases.AHydro
genAbondsAallowAforAcomplimentaryAbaseApairing
DNA-HistoneAComplexA-ACORRECTAANSWERSA-
TheAwrappingAofADNAAaroundAhistoneAproteins
ChromosomeA-ACORRECTAANSWERSA-WhatAisAformedAwhenAtheADNA-
HistoneAcomplexAformsAcoils,AwhichAthenAformAloopsAtoAaAcompactAstructure
FunctionAofADNAA-ACORRECTAANSWERSA-
ToAallowAforAproteinAsynthesis,AtoAallowAforADNAAreplication,AcarriesAaAlargeAamountAofAge
neticAinformation
InAVivioA-ACORRECTAANSWERSA-
TheApatternAofAparallelAtoAantiparallelApolynucleotideAstrands
DNAAReplicationA-ACORRECTAANSWERSA-TheAprocessAwhichAisAsemi-conservative
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