1. The nucleus and cytoplasm may or may not be present in the cell.
2. Cells have lost their ability to divide.
3. Assimilation, preservation, conduction, and defense are the main functions of permanent tissue.
4. Cells have reached maturity and have taken on a variety of permanent shapes.
5. The cell wall is thick and often includes pectin, lignin, suberin, and other substances in addition to cellulose.
6. When cytoplasm is present, it is sparse, and the vacuole takes up the majority of the cell space.
7. The nucleus is still close to the cell wall.
They are also responsible for the organ's mechanical support.