This book includes morphology of bacteria and its classification based on size, shape, structures etc..The detail cellular components - cell wall, flagellum, mesosome, gram reactions +ve and -ve, spores, capsule, granules etc. The compositions of stains and dyes along with its role and classification are part of the book. This series-II has content based on chemotherapy with all structures, mode of actions and advantages. The pathogenic organisms and disease caused by them are focused clearly in this book. This book is extremely useful to all Microbiology, Biochemistry, Biotechnology, Pathology, Medical sciences, Pharmacy and Life-sciences students for their syllabus, better understanding and reference book-because of easy language in detail and attractive diagrams. The father of microbiology with his biography is adding feather in his crown.