accredited ones Life's Working Definition: Does It Work? Life's Working Definition: Does It Work? mistake to try to define it mistake to try to define it mistake to try to define it mistake to try to define it NASA's elaboration NASA’s elaboration NASA's elaboration NASA's elaboration NASA's elaboration NASA's elaboration mistake to try to define it mistake to try to define it mistake to try to define it NASA's elaboration NASA’s elaboration NASA: Define life Life's Working Definition: Does It Work? NASA's elaboration