2. Enzymes

Available for over a year

Dr Alex Lathbridge guides you through the most important GCSE Biology facts, with a few jokes thrown in too. In this second episode of our series all about organisation of animals and plants, Dr Alex Lathbridge breaks down the key facts about enzymes – how they work using the Lock and Key Theory, what effect temperature and pH has on enzymes, and the main digestive enzymes; carbohydrases, proteases and lipases. Take a look on the BBC Bitesize website to find out more about this topic, with revision notes, quizzes and exam-style questions: https://www.bbc.co.uk/bitesize/guides/z89mk2p/revision/5 Suitable for: Combined science AQA Synergy AQA Trilogy Edexcel Eduqas OCR 21st Century OCR Gateway Single science AQA Edexcel Eduqas OCR 21st Century OCR Gateway