1. Organization: All living things are made up of one or more cells, which are the basic unit of life. Cells are organized into tissues, tissues into organs, and organs into systems.
2. Metabolism: All living things take in energy from their surroundings and use it to carry out their life processes. This process is called metabolism.
3. Reproduction: All living things reproduce, creating new individuals of their own species. Reproduction can be either sexual or asexual.
4. Response to stimuli: All living things respond to stimuli, which are changes in their environment. Examples of stimuli include light, temperature, and touch.
5. Regulation: All living things regulate their internal environment, maintaining a stable state of conditions that is necessary for life. This process is called homeostasis.