The Tools of Biochemistry, Second Edition is the updated and revised edition of the original bestseller. This text introduces the most important biochemical techniques--vital to the medical profession as well as the pharmaceutical and biotechnology industries--and makes the number and quality of these techniques available to all readers. To increase the flexibility of using the information both in the classroom and laboratory, each chapter is a self-contained unit, making it possible to select those methods that are appropriate to the reader's goals.