BIOCHEMISTRY A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z                    HOME ABOUT CATEGORIES SITE MAP COPYRIGHT ADVERTISE CONTACT entire Web this site pectin A polysaccharide that is the major binding component of the cell walls of plants and fruits. It consists of a long chain of pectic acid and pectinic acid molecules. When mixed with sufficient sugar, pectin forms a firm gel and is therefore much used as a thickening agent in the food industry. It is not digested, and is considered a beneficial dietary fiber. Related entry    • plant cell Related category    • BIOCHEMISTRY Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) BACK TO TOP