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Life Functions
Characteristics of Life
Question | Answer |
---|---|
nutrition | Obtaining nutrients from the environment and breaking them down. |
transport | Moving materials throughout an organism. |
respiration | Breaking down nutrients into smaller units and releasing stored energy in chemical bonds |
synthesis | combining simple substances into more complex substances (building) |
growth/repair | increase cell size or number |
excretion | removing waste products |
regulation/coordination | responding to the environmental stimuli and controlling the environment |
reproduction | passing genes to the next generation (offspring) |
cells | all living things are composed of cells |
metabolism | the combination of all chemical reactions that occur in cells |
homeostasis | maintaining a stable internal environment in a chaotic world |