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AQA AS BIOLOGY 7401/1 Paper 1 June 2022 Question Paper

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    AQA AS BIOLOGY 7401/1 Paper 1 June 2022 Question Paper

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  • AQA AS BIOLOGY 7401/1 Paper 1 June 2022 Question Paper. Describe the mechanism for the absorption of amino acids in the ileum. Give the two types of molecule from which a ribosome is made. The resolution of an image obtained using an electron microscope is higher than the resolution of an image obtained using an optical microscope. Explain why. [1 mark] Question 3 continues on the next page S - The Marketplace for Revision Notes & Study Guides Downloaded by: tamimi | Distribution of th...
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AQA AS BIOLOGY 7401/2 PAPER 2 QUESTION PAPER AND MARK SCHEME JUNE 2022 (MERGED)

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    AQA AS BIOLOGY 7401/2 PAPER 2 QUESTION PAPER AND MARK SCHEME JUNE 2022 (MERGED)

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  • AQA AS BIOLOGY 7401/2 PAPER 2 QUESTION PAPER AND MARK SCHEME JUNE 2022 (MERGED). What is a gene? [1 mark] 0 1 . 2 Describe how the production of messenger RNA (mRNA) in a eukaryote cell is different from the production of mRNA in a prokaryote cell. Scientists produced a short, single-stranded, artificial nucleic acid, called PNA. The PNA binds to a small section of DNA. The scientists introduced PNA into cells and discovered that these cells produced less mRNA than cells that did not conta...
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AQA A-Level BIOLOGY 7402/2 Paper 2 Mark scheme June 2022

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    AQA A-Level BIOLOGY 7402/2 Paper 2 Mark scheme June 2022

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  • AQA A-Level BIOLOGY 7402/2 Paper 2 Mark scheme June 2022. 1. Organic 2. Respiration 3. Carbon 4. Calorimetry;; 2 (2 x AO1) 4 correct = 2 marks 2–3 correct = 1 mark 0–1correct = 0 marks 2. Ignore aerobic/anaerobic. 3. Accept cells/tissue(s)/plant(s)/animal(s)/organism(s)/ NPP/ living material/biological molecules. 3. Ignore biomass/biological materials/organic matter and reference to ‘dry’. 4. Accept calorimeter but reject colorimeter. 4. Accept phonetic spellings. Ques...
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AQA A level biology required practicals flash card summary

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    AQA A level biology required practicals flash card summary

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  • A concise and helpful summary of each of the 12 required practicals for AQA A level biology with control variables, key points, and corresponding statistical tests
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Biological Molecules - ATP

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    Biological Molecules - ATP

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  • Biological Molecules - ATP
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Biological Molecules - Carbohydrates

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    Biological Molecules - Carbohydrates

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  • Biological Molecules - Carbohydrates
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Unit 2 - Cells Active Transport
Unit 2 - Cells Cell Membrane
Unit 2 - Cells Cell Membrane
Unit 2 - Cells Co-transportation
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