This book is an effort to bring out a complete picture of biotechnology, which has had an accelerated growth in the last couple of centuries. The book has tried to capture its origins in history, explain the headways it made from mid-19th century till now, and the immense possibilities the subject holds out for tomorrow in science, employment, commerce, and industry. It follows a comprehensible approach through visuals and easy flow of content, which will benefit students and experts alike.