As biology paper 1 - Study guides, Revision notes & Summaries
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2024 AQA AS BIOLOGY 7401/1 Paper 1 Question Paper & Mark scheme (Merged) June 2023 VERIFIED / Biology AQA AS level 7401/1 Paper 1
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2024 AQA AS BIOLOGY 7401/1 Paper 1 Question Paper & Mark scheme (Merged) June 2023 VERIFIED / Biology AQA AS level 7401/1 Paper 1 Describe the induced-fit model of enzyme action - ANSWER-- active site not complementary to/does not fit substrate - Shape of active site changes as enzyme- substrate complex forms - Distorting bonds (in substrate leading to reaction) • The human cell then makes a complementary strand to the HIV DNA. The complementary strand is made in the same way as a ne...
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AQA AS BIOLOGY PAPER 1 QUESTION PAPER MAY 2023
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AQA AS BIOLOGY PAPER 1 MAY 2023
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AQA AS BIOLOGY PAPER 1 MARKSCHEME JUNE 2023 (7401/1) VERSION:1.0 Final.
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AQA AS BIOLOGY PAPER 1 MARKSCHEME JUNE 2023 (7401/1) VERSION:1.0 Final.
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aqa AS BIOLOGY Paper 1 (7401/1) Mark scheme June2023
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aqa AS BIOLOGY Paper 1 (7401/1) Mark scheme June2023
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AQA AS BIOLOGY Paper 1 FOR MAY 2023
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AQA AS BIOLOGY Paper 1 Monday 15 May 2023 Morning Time allowed: 1 hour 30 minutes Materials For this paper you must have: • a ruler with millimetre measurements • a scientific calculator. Instructions • Use black ink or black ball-point pen. • Fill in the boxes at the top of this page. • Answer all questions. • You must answer the questions in the spaces provided. Do not write outside the box around each page or on blank pages. • If you need extra space fo...
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AQA AS BIOLOGY Paper 1 June 2023 Official Question paper
- Exam (elaborations) • 34 pages • 2023
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AS BIOLOGY Paper 1 June 2023 Official Question paper
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aqa AS BIOLOGY Paper 1 (7401/1) May 2023 Question Paper.
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aqa AS BIOLOGY Paper 1 (7401/1) May 2023 Question Paper. 1. Describe the primary structure of all proteins. 2. This question is about the genetic code. Define universal, non-overlapping and degenerate. 3. Describe how the appearance of the area containing DNA in a TEM image of a eukaryotic cell would differ from that shown in Figure 1. 4. Describe one difference between the structure of DNA in a prokaryotic cell and in a eukaryotic cell. 5. Streptococcus bacteria can infect the lungs when air i...
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AS LEVEL AQA BIOLOGY QUESTION PAPER 1 2024
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AS LEVEL AQA BIOLOGY QUESTION PAPER 1 2024
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AQA AS BIOLOGY Paper 1 Mark scheme June 2023-7401/1
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AS BIOLOGY 7401/1 Paper 1 Mark scheme June 2023
![2023 AQA A-level BIOLOGY 7402/1 Paper 1 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]](/docpics/4730971/65f0e67194ecd_4730971_121_171.jpeg)
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2023 AQA A-level BIOLOGY 7402/1 Paper 1 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED]
- Exam (elaborations) • 63 pages • 2024
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2023 AQA A-level BIOLOGY 7402/1 Paper 1 Question Paper & Mark scheme (Merged) June 2023 [VERIFIED] Candidate number I declare this is my own work. A-level BIOLOGY Paper 1 Wednesday 7 June 2023 Afternoon Time allowed: 2 hours Materials For this paper you must have: • a ruler with millimetre measurements • a scientific calculator. Instructions • Use black ink or black ball-point pen. • Fill in the boxes at the top of this page. • Answer all questions. • You must answ...
