This new edition of Cambridge International AS and A Level Biology is fully updated to cover the 2014 syllabus and endorsed by Cambridge International Examinations. The experienced author team have reviewed the core text, expanded the Applications of Biology chapters, and added two new chapters on practical skills. Each chapter now has a set of exam-style practice questions, as well as questions to help review the material. Also included are advice on how to revise and prepare for the examinations, multiple choice questions, revision summaries and answers to all book questions.