knowledge. There's a wide variety of question types, from short-answer questions to graphs and mini-essays, to give the best possible practice. It's great for use throughout the course or for final exam revision. This book is Higher Level, so it contains practice at all the material needed for a top GCSE grade. All AQA Additional Science units are covered in this book - Life Processes, Enzymes and Homeostasis, Genetics, Bonding and Reactions, Rates of Reaction, Using Ions in Solution, Forces and Motion, Electricity and the Atom. (Answer book available separately.)

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