Characteristics of Living Things and Cell Types

• Movement


  Self-generated change in position
• Respiration


  Extraction of energy from nutrients
• Sensitivity


  Ability to sense and respond to stimuli
• Growth

  Increase in size or development over time
• Reproduction


  Ability to produce living offspring
• Equilibrium


  Maintenance of a stable internal environment
• Excretion


  Process of eliminating waste products
• Nutrition


  Extraction of nutrients from the environment
• Cell Theory


  Concept that all living things are made of cells, the smallest units of life, and that all cells come from pre-existing cells
• Domains of Life

  Three categories of organisms: Archaea, Bacteria, Eukarya
• Kingdoms of Eukarya

  6 divisions: Animalia, Plantae, Fungi, Protista, Archaea, and Bacteria