It is the process of utilization of the tools and concepts of chemistry to living systems. It includes the study of morphology, physical properties, mechanisms, chemical regulation, energy utilization and molecular basis of biologiacal molecules. A journal is a periodical publication intended to further progress of science, usually by reporting new research. Most journals are highly specialized, although some of the oldest journals publish articles, reviews, editorials, short communications, letters, and scientific papers across a wide range of scientific fields. Journals contain articles that peer reviewed, in an attempt to ensure that articles meet the journal's standards of quality, and scientific validity. Each such journal article becomes part of the permanent scientific record.