Biochemistry also called as biological chemistry which is the study of chemical processes relating to living organisms and it is related to molecular biology which is the study of molecular mechanisms by which genetic information is encoded in DNA which results in the processes of life. High-impact journals are those considered to be highly influential in their respective fields. The impact factor of journal provides quantitative assessment tool for grading, evaluating, sorting and comparing journals of similar kind. It reflects the average number of citations to recent articles published in science and social science journals in a particular year or period, and is frequently used as a proxy for the relative importance of a journal within its field.