A level biology ocr 100 - Study guides, Class notes & Summaries

OCR AS LEVEL BIOLOGY A H020-02 Depth in biology JUNE 2022 MARK SCHEME. OCR (Oxford Cambridge and RSA) is a leading UK awarding body, providing a wide range of qualifications to meet the needs of candidates of all ages and abilities. OCR qualifications include AS/A Levels, Diplomas, GCSEs, Cambridge Nationals, Cambridge Technicals, Functional Skills, Key Skills, Entry Level qualifications, NVQs and vocational qualifications in areas such as IT, business, languages, teaching/training, adminis...

OCR AS LEVEL BIOLOGY A H020-02 Depth in biology JUNE 2022 MARK SCHEME. OCR (Oxford Cambridge and RSA) is a leading UK awarding body, providing a wide range of qualifications to meet the needs of candidates of all ages and abilities. OCR qualifications include AS/A Levels, Diplomas, GCSEs, Cambridge Nationals, Cambridge Technicals, Functional Skills, Key Skills, Entry Level qualifications, NVQs and vocational qualifications in areas such as IT, business, languages, teaching/training, adminis...

A Level Biology OCR Questions and Answers Verified 2024 What is a light microscope used for? - Correct Answer Observing living and dead specimins What are the pros and cons of a light microscope? - Correct Answer Pros: Cheap, portable, easy to use, can study living specimens. Cons: Limited magnification, poor resolution. What is a laser scanning confocal microscope used for? - Correct Answer Creating a high resolution, high contrast image, at different depths of the specimen. What is a...

OCR A Level Biology Modules 1 to 4 Questions and Answers why do specimens need to be thin when observing them under a light microscope? - Correct Answer to allow light to pass through identify and explain the starch test - Correct Answer add iodine dissolved in potassium iodide solution to the sample - positive test = blue-black - negative test = orange-brown why is the structure of the plasma membrane often referred to as the fluid mosaic model? - Correct Answer - the continuous bilay...

OCR AS LEVEL BIOLOGY A H020-02 Depth in biology VERIFIED,100% COMPLETE

A-Level Biology – OCR/251 Questions and Answers/100% Accurate

What is the difference between substrate level and oxidative phosphorylation? - ANSWER Substrate level - the formation ATP form ADP without the involvement of an electron transport chain Oxidative - the formation of ATP from ADP using chemiosmosis and an electron transport chain Outline the stages of glycolysis - ANSWER 1) Phosphorylation - glucose molecule is phosporylated by 2 ATP molecules, creating a hexose biphosphate 2) Lysis - hexose biphosphate is broken down into two triose ...