1,550+ GRE Biology practice questions with detailed explanations covering all biology topics. - Cell and Molecular Biology - Organismal Biology - Ecology and Evolution This book provides over 1,550 biology practice questions that test your knowledge of GRE Biology content. Detailed explanations provided in the book discuss why the answer is correct and - more importantly - why another answer that may have seemed correct is the wrong choice. The explanations include the foundations and details of important science topics needed to answer related questions on the test. By reading these explanations carefully and understanding how they apply to solving the question, you will learn important biology concepts and the relationships between them. This will prepare you for the GRE Biology and will significantly improve your score. All the questions in this book are prepared by biology instructors with years of experience. This team of biology experts analyzed the content of GRE Biology test and designed practice questions that will help you build knowledge and develop the skills necessary for your success on the test. The questions were reviewed for quality and effectiveness by our science editors who possess extensive credentials, are educated in top colleges and universities, and have years of teaching and editorial experience.