Question

animals store excess glucose as glycogen. to which group of biomolecules does glycogen belong? carbohydrates lipids nucleic acids proteins

Explanation:

Glycogen is a polysaccharide. Polysaccharides are complex carbohydrates made up of many monosaccharide units. Glucose is a monosaccharide, and glycogen is formed by linking multiple glucose units together.

Answer:

carbohydrates