Providing complete, step-by-step coverage of the 2008 Edexcel GCE Biology specification, this is the official Student Book for the concept-led approach to the specification. Written by experienced examiners, it offers students motivating and relevant content to improve exam performance and ensure students fulfil their full potential. Allows for regular testing and exam preparation with real Edexcel past questions, provided in the � Examzone� sections. Supports independent learning through a range of additional resources provided on the ActiveBook CD-ROM, included FREE in the back of each book. Helps students build a wide range of skills, including data analysis, critical evaluation of information, communication and collaborative work. Gives students an in-depth, scientific understanding of the principles covered in each topic, including How Science Works. Helps students easily see how content from the specification is covered through topic overview maps. Written by highly respected and experienced authors.