Revise smart and save! Designed for hassle-free classroom and independent study, our Revision Guides are designed to complement the Student Books with a range of specially designed features such as: one-topic-per-page format, worked examples with exemplar answers, 'Now Try This' practice questions, knowledge checks and skills checks. Includes FREE online edition! With a one-to-one page correspondence between this Revision Guide and the companion OCR AS/A level Biology Revision Workbook, the hugely popular REVISE series offers the best value available for A level students. Contains 1 Paperback / softback and 1 Digital product license key.