Write two uses of cellulose.

Explanation

**Step-by-Step Solution:**

1. **Understanding Cellulose**: Cellulose is a complex carbohydrate, specifically a polysaccharide, composed of long chains of glucose molecules linked together by beta-1,4-glycosidic bonds. It is the most abundant organic compound on Earth.

2. **Natural Use of Cellulose**: One of the primary natural uses of cellulose is to provide structural support in the cell walls of green plants, algae, and some fungi. This structural role is crucial for maintaining the integrity and rigidity of plant cells.

3. **Man-Made Use of Cellulose**: A significant man-made use of cellulose is in the production of paper. Cellulose fibers, which are derived from plants (like cotton), are processed to create paper products. This is an important application in various industries, including publishing and packaging.

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