Exam Board: Edexcel, AQA, and OCR GatewayLevel: GCSE Grade 9-1Subject: BiologyFirst Teaching: September 2016, First Exams: June 2018However you like to learn, Letts will get you through your GCSE 9-1 exam.• Have a go at hands-on activities• Exam-style questions like the real thing• Key words and summaries throughout• Audio walk-throughs for every topic(download at lettsrevision.co.uk/GCSE)This revision guide will help you get GCSE 9-1 exam-ready!It covers everything you need to know, making it really simple to prepare for your GCSE 9-1 exam.