Developed in cooperation with the IB and created by experienced IB authors, examiners and teachers, this Course Book is fully aligned to the 2023 subject guide for DP Biology, providing comprehensive and engaging coverage of all topics. Features - Provide comprehensive coverage of all topics, fully aligned to the 2023 subject guide for Biology and structured according to the syllabus - Adopt a concept-based approach with the four themes of unity and diversity, form and function, interaction and interdependence, and continuity and change interwoven throughout - Enhance your teaching by easily integrating subject knowledge, the Nature of Science and Theory of Knowledge - Encourage inquiry and support students to develop conceptual understanding with guiding and linking questions included in each chapter - Focus on both knowledge and skills with high quality content created by experienced IB authors, examiners, and teachers - Reinforce learning with a wealth of activities and questions, and opportunities to regularly practice - Prepare for assessment with exam-style questions at the end of each topic, and comprehension questions throughout, plus dedicated support for the Internal Assessment