Anorexia nervosa is an eating disorder. It is characterized by restricted intake of energy food, to maintain low body weight than normal, an intense fear of gaining weight, loss of considerable amount of body weight in short span of time, and a disturbed view of the body as obese. No medicine is used to treat anorexia
Common to all plant species, the cell wall is the tough outer coat that protects the plant cell. The cell wall is mostly carbohydrate‐based, comprising three major classes of polysaccharides: cellulose, hemicellulose and pectin. There are also important structural proteins as well as phenolic and aliphatic polymers.