EntityQ443536· pop 7· linked from 3 articlesEssentialSign in to saveEssential or essentials may refer to:Article5 sectionsContentsBiologyGroups and organizationsAlbumsOther usesSee alsoEssential or essentials may refer to:==Biology== Essential amino acid, one that the organism cannot produce by itselfRead full article (6 paragraphs)ConnectionsessenceEntityAmanda LearEntity