"Biochemistry: A Very Short Introduction" by Mark Lorch is a concise and accessible overview of the field of biochemistry. The book is designed to introduce readers to the fundamental concepts and techniques of biochemistry, including the structure and function of biomolecules, metabolic pathways, and the regulation of biochemical processes.

The book begins with an introduction to the central dogma of molecular biology, which describes the flow of genetic information from DNA to RNA to protein. From there, Lorch delves into the structure and function of proteins, carbohydrates, lipids, and nucleic acids, exploring how these molecules work together to form the complex machinery of living organisms.

The second half of the book focuses on metabolism, discussing the pathways by which cells produce energy and synthesize the molecules needed for growth and reproduction. Lorch also discusses the regulation of these processes, including the role of enzymes and other regulatory molecules.

Throughout the book, Lorch emphasizes the practical applications of biochemistry, from drug development and biotechnology to understanding and treating disease. He also highlights the interdisciplinary nature of the field, showing how biochemistry intersects with other areas of science, including genetics, microbiology, and physics.

Written in a clear and engaging style, "Biochemistry: A Very Short Introduction" is an excellent resource for students, scientists, and anyone interested in understanding the fundamental processes of life at the molecular level. With its emphasis on real-world applications and interdisciplinary connections, the book provides a compelling and accessible introduction to this important field of study.