Glycoconjugates are complex molecules formed by the combination of carbohydrates with proteins or lipids. They play essential roles in biological processes, including cell recognition, signaling, and immune responses. Common types of glycoconjugates include glycoproteins and glycolipids, which are found on cell surfaces and in various bodily fluids. These molecules are crucial for maintaining cellular functions and communication. For instance, glycoproteins are involved in hormone signaling and cell adhesion, while glycolipids contribute to the structural integrity of cell membranes. Overall, glycoconjugates are vital for the proper functioning of living organisms.