Breadth in biology - Study guides, Class notes & Summaries

OCR GCSE (9–1) Biology B (Twenty First Century Science) J257/03 Breadth in biology (Higher Tier) QUESTION PAPER AND MARK SCHEME (MERGED)

OCR MERGED QUESTION PAPER AND MARK SCHEME AS Level Biology AH020/01Breadth in biology FOR MAY 2024

OCR GCSE (9–1) Biology B (Twenty First Century Science) J257/01 Breadth in biology (Foundation Tier) QUESTION PAPER AND MARK SCHEME (MERGED)

Biology A H020/01: Breadth in biology AS Level Question Paper & Mark Scheme (Merged)

OCR AS LEVEL BIOLOGY A PAPER 1 H020/01 JUNE 2022 MARK SCHEME BREADTH IN BIOLOGY. change in primary structure changes, tertiary structure / 3D shape  (tertiary structure / 3D shape) no longer complementary (to shape of enzyme)  less likely to be broken down by enzymes / enzymesubstrate complexes less likely to form  change in solubility  Max 1 ALLOW change in complementary shape IGNORE takes longer to be broken ALLOW can’t be broken down easily / harder to break down DO...

OCR Biology A (AS) H020_01 Breadth in biology question paper June 2024

This is the final mark scheme

OCR Biology A (AS) H020_01 Breadth in biology June 2024

OCR AS Level Biology A H020/01 Sample Question Paper 1 June 2022- Breadth in biology. • Use black ink. You may use an HB pencil for graphs and diagrams. • Complete the boxes above with your name, centre number and candidate number. • Answer all the questions. • Where appropriate, your answers should be supported with working. Marks may be given for a correct method even if the answer is incorrect. 2 Section A You should spend a maximum of 25 minutes on this section. Answer all t...

OCR AS LEVEL BIOLOGY A H020/01 JUNE 2022 ACTUAL QUESTION PAPER - Breadth in Biology. SECTION A You should spend a maximum of 25 minutes on this section. Write your answer for each question in the box provided. Answer all the questions. 1 The graph below shows the results of an osmosis experiment investigating the effect of changing the concentration of sodium chloride (NaCl) on mass of potatoes. 10 5 Percentage change in 0 mass –5 –10 Which concentration of NaCl causes equal mo...