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AQA AS BIOLOGY 7401/2 Paper 2 Mark scheme June 2024 Version: 1.0 Final

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17 pages

Written in 2024/2025

Grade A

Devale

AQA AS BIOLOGY 7401/2 Paper 2 Mark scheme June 2022 Version: 1.0 Final

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21 pages

Written in 2022/2023

Grade A+

Nicklaus

AQA AS BIOLOGY 7401/2 Paper 2 Mark scheme [VERIFIED]

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17 pages

Written in 2024/2025

Grade A+

glorykimathi

AS BIOLOGY 7401/2 Paper 2 Mark scheme June 2024 Version: 1.0 Final Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. This mark scheme includes any amendments made at the standardisation events which all associates participate in and is the scheme which was used by them in this examination. The standardisation process ensures tha...

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19 pages

Written in 2024/2025

Grade A+

AnitaMbithi

AS BIOLOGY 7401/2 Paper 2 Mark scheme June 2023

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19 pages

Written in 2023/2024

Grade A+

milantrevah

Aqa June 2022 As Biology 7401/2 Final Mark Scheme

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25 pages

Written in 2022/2023

Grade A+

immaculateshiko4

aQA AS BIOLOGY (7401/2) Paper 2 June 2022 CORRECT Mark scheme Q01.1 A sequence of DNA (nucleotide) bases that codes for a polypeptide; Q01.2 1. Pre-mRNA (only) produced in eukaryote (cell); 2. Splicing (only) occurs in eukaryote (cell); 3. Introns removed in eukaryote (cell) OR Introns not present in prokaryote (cell); Q01.3 1. PNA is complementary to DNA OR PNA forms base pairs with DNA; 2. Preventing/reducing RNA polymerase activity/binding OR Prevents RNA nucleotides bindi...

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20 pages

Written in 2022/2023

Grade A+

TestPaperPro

MARK SCHEME – AS BIOLOGY – 7401/2 – JUNE 2020 5 Downloaded by: kavijanananth | Distribution of this document is illegal Question Marking Guidance Mark Comments 01.2 Mean and standard deviation; 1 Accept 2 correct statistical values for 1 mark Accept any order Accept average for mean Accept standard error for standard deviation Accept interquartile range 01.3 (Littorina -) genus and (littorea -) species; 1 Accept phonetic spelling Accept genera 01.4 1. ...

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16 pages

Written in 2021/2022

Grade A+

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