These systems are maintained by flows of information, energy and matter.
Adobe Systems | BAE Systems | Cisco Systems | Catalog numbering systems for single records | Night of the Living Dead | Electronic Data Systems | The Living Daylights | Cadence Design Systems | In Living Color | Sky Living | The Living Legend | The Living End | Living Legends | Jacques Brel is Alive and Well and Living in Paris | Microelectromechanical systems | Marconi Electronic Systems | Living Single | The Living Church | systems engineering | Space and Missile Systems Center | Raytheon Space and Airborne Systems | Living With Fran | living | Epic Systems | Elbit Systems | Burroughs large systems | Westinghouse Rail Systems | The Glory of Living | Systems engineering | Nielsen Broadcast Data Systems |
Biophilia hypothesis, the suggestion that there is an instinctive bond between human beings and other living systems
Organisms, contiguous living systems (such as animals, plants, fungi, or micro-organisms)
Ruthenium is unknown to living systems, with a strong complex forming ability with numerous ligands.