Agar: Introduction, Chemistry, Sources, Preparation, Evaluation, Preservation, Storage, Therapeutic Uses, and Commercial Utility

Screenshot 2024 07 02 203224 Agar: Introduction, Chemistry, Sources, Preparation, Evaluation, Preservation, Storage, Therapeutic Uses, and Commercial Utility

General Introduction Agar, also known as agar-agar, is a gelatinous substance derived from red algae, particularly from the genera Gelidium and Gracilaria. It is widely used in microbiology, food industry, and pharmaceuticals due to its unique gelling, thickening, and stabilizing properties. Chemistry of Agar Chemical Nature: Composition: Agar is a complex polysaccharide primarily composed of … Read more

Polysaccharides: chemical nature of starch and glycogen

Screenshot 2023 12 22 140723 Polysaccharides: chemical nature of starch and glycogen

Polysaccharides are complex carbohydrates composed of multiple monosaccharide units linked together through glycosidic bonds. These macromolecules can vary in size and structure, ranging from a few hundred to thousands of monosaccharide residues. Common examples of polysaccharides include starch, glycogen, and cellulose. Polysaccharides serve various functions in living organisms, such as energy storage (as in starch … Read more