Question

what type of polysaccharide is used by animals for sustained energy release? cellulose glycogen lactase

Explanation:

Cellulose is a structural polysaccharide in plants. Lactase is an enzyme, not a polysaccharide. Glycogen is a polysaccharide stored in animals' liver and muscles for energy - it is broken down over time to release energy sustainably.

Answer:

glycogen