This book is a practical guide to the field of genetics for undergraduate medical students. Beginning with a general overview, the following sections guide students through topics such as chromosomes, DNA structure, inheritance patterns, and metabolism, to cancer genetics, gene therapy and stem cell therapy. The text is enhanced by flow charts and illustrations and most sections feature questions to assist understanding and revision. The book concludes with ten annexures covering exam-related topics such as DNA fingerprinting, twins, immunogenetics, cloning, and more. A free poster summarising key facts of clinical genetics is provided with the book.