Comprehensive Theory: Comprehensive and updated theory in every chapter, aligned with NEET requirements. Concept Practice Questions (CPQs): Help reinforce learning by allowing you to apply each concept immediately after studying it. Learning Aids: Strategically placed ?Knowledge Window?, supported by illustrative figures, flow charts, and end-of-chapter ?Summary?, enhance conceptual clarity, sustain interest, and provide a quick revision of key ideas. Diverse Practice Exercises: Chapter-end exercises include Topicwise MCQs, Mixed Concept Questions, Assertion?Reason, Matrix-type, and NEET PYQs (updated up to NEET 2025) ? all with explanations. Free Digital Supplement on Cengage Digital app: Access to 38 years? NEET PYQs (PDF), NEET 2016-2025 papers as online tests, and chapterwise online practice tests for extra practice.