The following are the characteristics of a cell:Each cell has one nucleus and various organelles. The cell provides structural support and performs various types of functions.The nucleus is the main part of the cell that controls various activities of the cell and also stores the genetic information of the cell.Lysozyme is one of the organelles of the cell that digest unwanted substances in the cell.Mitochondria is a double membrane-bound structure that acts as the powerhouse of the cell.