|A chemical process occurring within a cell or organism that is necessary for maintenance of life. In metabolism some of the substances are broken down to yield energy for vital processes while other substances are necessary for life are synthesized.
Scholarly peer review is the process of subjecting an author's scholarly work, research, or ideas to the scrutiny of others who are experts in the same field, before a paper describing this work is published in a journal. The work may be accepted, considered acceptable with revisions, or rejected. Peer review requires a community of experts in a given (narrowly defined) field, who are qualified and able to perform reasonably impartial review.