Molecular biology studies the biological activity of cells that occurs between various forms of biomolecules. Some examples of biomolecules are carbohydrates, lipids, nucleic acids and peptides. This book on molecular biology seeks to enumerate the cellular function of biomolecules and its application to various fields. Most of the topics introduced in this book cover new techniques and applications of molecular biology. The various sub-fields of molecular biology along with technological progress that have future implications are also glanced at. It will provide comprehensive knowledge to the readers. This book would be helpful for students and researchers associated with molecular modeling, genomics and pharmaceuticals. For all those who are interested in molecular biology, this book can prove to be an essential guide.