AQA Biology: Revision Guide (Collins GCSE Essentials)

AQA GCSE Biology Essentials covers all the exam-assessed content on the AQA Biology specification. It is designed to help students get the most out of their revision - information is broken down into manageable chunks, key words and phrases are highlighted for last minute recaps and higher tier material is clearly differentiated on the page. * Separate units differentiated by colour and labelling * Exam-style questions at the end of each unit * How Science Works overview