Book excerpt: Aligned with current TExES standards, our study guide provides a comprehensive review of all six domains, including scientific inquiry and processes; cell structures and processes; heredity and evolution of life; diversity of life; interdependence of life and environmental systems; and science learning, instruction, and assessment. We give you a thorough review of all domains, competencies, skills, and focus statements tested on the TExES Life Science 7-12 (238) exam. Unlike other teacher certification test preparation material, our TExES Life Science 7-12 study guide drills all the way down to the focus statement level, providing detailed examples of the range, type, and level of content that appear on the test. The book includes one full-length multiple-choice practice test to help you test your knowledge, understand how the exam is weighted, and identify skills and competencies you need to focus on. Our detailed answer explanations reference related skills in the book, allowing you to identify your strengths and weaknesses and interact with the content effectively. Maximize your study by prioritizing domains and skills you need to focus on the most to pass the exam.