Medical Definition of IGM. 1. : a class of immunoglobulins of high molecular weight that include the primary antibodies released into the blood early in the immune response to be replaced later by IgGs of lower molecular weight and that are highly efficient in binding complement. 2. : an immunoglobulin of the class IgM.efinition of IGM. 1. : a class of immunoglobulins of high molecular weight including the primary antibodies that are released into the blood early in the immune response to be replaced later by IgG and that are highly efficient in binding complement. 2. : an antibody of the class IgM. ADVERTISEMENT.
Polysaccharides include such substances as cellulose cellulose,chief constituent of the cell walls of plants. Chemically, it is a carbohydrate that is a high molecular weight polysaccharide. Raw cotton is composed of 91% pure cellulose; other important natural sources are flax, hemp, jute, straw, and wood......Click the link for more information.hemically, it is a carbohydrate that is a high molecular weight polysaccharide. Raw cotton is composed of 91% pure cellulose; other important natural sources are flax, hemp, jute, straw, and wood...... Click the link for more information.
The chemical elements of carbohydrates is oxygen, hydrogen and  carbon. Carbohydrates are a group of organic compounds such as  sugar, cellulose and starch, that occur in li â¦ ving tissues and  foods. typical example is glucose, a  carbohydrate whose chemical formula is C6H12O6 1  â¦ . The Chemical Composition of the Solar System As of 2010, scientists had discovered 118 different chemical elements. 2  Of those 118 different elements, only 98 were found naturally occurring on Earth. 3  However, the vast majâ¦.