Thomas Pena A2 Biology Biology Midterm Exam Review List the seven unifying themes of Biology Cellular Structure and Function- All living things are made of cells. Reproduction- Process by which organisms make more of themselves. Metabolism- Sum of all chemical reactions carried out by an organism. Homeostasis- The maintenance of stable internal conditions. Heredity- The passing of traits from parent to offspring. Evolution- Changes in the inherited traits of species over generations. Interdependence- Organisms interact with other organisms and non-living parts of their community. What does it mean to be alive, identify, the seven properties of life? Growth and development Cellular organization Reproduction Metabolism Homeostasis Heredity Responsiveness