| Term | Definition |
| cell division | microtuboles, nucleus, chromosome, centrioles |
| information storage and transferal | nucleus, chromosomes, other proteins |
| energy conversions | mitochondria and chloroplast |
| manufacture of membranes and products | golgi apparatus, ribosomes, smooth and rough ER, vesicles |
| lipid synthesis, drug detoxification | smooth ER |
| digestion, recycling | lysosomes, central vacuole |
| convert H2O2 into water | peroxisome |
| structural integrity | cytoskeleton, cell wall |
| movement | cilia and flagella |
| exchange with the environment | cell membranes, vesicles |
| cell-cell connections | plasmodesmata |