Provides key-facts and concepts in the field of molecular cell biology. The book is divided into four parts, the first part introduces the basic biochemical and molecular concepts and describes the experimental techniques used throughout modern biology. The second focuses on the central activities of the gene: gene expression, gene regulation, and replication. The third offers current and comprehensive coverage of cell structure and biochemical action. The final part explores the frontiers of research in cancer biology, immunology and cell evolution. Additionally there is a students companion in molecular cell biology and a set of overhead transparencies.