Persons in the areas such as genetics and microbiology will find this encyclopaedia to provide an understandable overview and useful interpretation of various concepts in this field. This encyclopaedia include a comprehensive glossary in genetic and microbiology. Each term has been described in a simple language so that the reader may understand it readily. The encyclopaedia's wide range and standardised format make it the ideal reference work for anyone who is having interest in genetic, microbiology, biotechnology, material science, environmental science and biological sciences.