Cytoplasm can be defined as the material or protoplasm within a living cell, excluding the nucleus, according to Apple Inc. Dictionary. Or in other words the jell like stuff that surrounds nucleus in our cells. The main Job of this is to keep everything in place to be a storage place for chemicals.

While cell membranes might be around every cell, cell walls made of cellulose are only found around plant cells. Cell walls are made of specialized sugars called cellulose. Cellulose provides a protected framework for a plant cell to survive. It's like taking a water balloon and putting it in a cardboard box.