Biotechnology plays a crucial role in diverse areas such as agriculture, medicine and food production. This book elucidates the theories, processes and applications of biotechnology. It uses living systems to develop products or applications such as recombinant gene technique, development of pharmaceutical therapies, etc. At times, it overlaps with fields such as bioengineering, biomanufacturing and molecular engineering. The book presents researches and studies performed by experts across the globe. Coherent flow of topics, student-friendly language and extensive use of examples make it an invaluable source of knowledge. Through this book, we attempt to further enlighten the readers about the new concepts of this field.