Glycosidic linkage | Peptide linkage |
Joint monosaccharide units. | Joint amino acid units. |
It forms by the reaction between aldehyde or ketone group and alcoholic groups. | It forms by the reaction between amino acids and carboxyl groups. |
It links two carbon atoms through an oxygen atom. | It links carbon and nitrogen atoms. |
It is found in polysaccharides. | It is found in polypeptides. |