CELLS Cell The basic unit of structure and function of all living things Organelles – smaller parts of a cell that have particular functions (jobs) in the life processes of a cell. Nucleus Organelle that determines all of a cell’s activities and production of new cells Cytoplasm Jellylike substance that contains many chemicals that keep the cell functioning Organelles that release energy from food Organelle that stores food, water, or wastes Covering that holds the cell together and separates it from its surroundings Chromosomes Threadlike structures that contain information about the characteristics of the plant or animal. Plant Cell Only plant cells have a cell wall Cell Wall Rigid layer that supports and protects the plant cell Chloroplasts Organelles that make food for the plant cell Plant Cell Can You Compare And Contrast Plant And Animal Cells?