Molecular biology is the part of science that concerns molecular basis of biological activity in and between cells, including molecular synthesis, change, components and interactions. The central dogma of molecular biology depicts the procedure wherein DNA is transcribed into RNA at that point converted into protein. The field of molecular biology examines macromolecules and the macromolecular mechanisms found in living things, for example, the molecular nature of gene and its components of gene replication, change, and expression. Given the basic significance of these macromolecular instruments since the commencement of sub-atomic science, a philosophical spotlight on the idea of a system produces the clearest image of molecular biology’s history, ideas, and case studies used by scholars of science.