|Epigenome is a marked or modifications in chromosome without any changes in DNA sequences, this type of changes called as epigenetic changes. Epigenomes helps to regulate the activity of the genes. The marked chromosomes or epigenomes are passed from on cell to another cell at the time of cell division or can be passed from one generation to the next. Epigonomes made up of chemical compound which can be serves as intersection between genome and environment.
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. It is first devised by Eugene Garfield, the founder of the Institute for Scientific Information.