- CELLS
- REPRODUCTION
- GROWTH AND DEVELOPMENT
- UNIVERSAL GENETIC CODE - NUCLEIC ACIDS, DNA, RNA
- METABOLISM - ABILITY TO ACQUIRE RAW MATERIALS FOR USE AS RAW MATERIALS AND ENERGY
- RESPONSIVENESS - TO STIMULI AND ENVIRONMENT
- HOMEOSTASIS - THE ABILITY TO MAINTAIN A STABILE INTERNAL ENVIRONMENT
- EVOLUTION - CHANGE OVER TIME (POPULATION/SPECIES)