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Characterics of Life
Characteristics of Life/Life Functions
Question | Answer |
---|---|
excretion | Removal of cellular wastes in an organism |
Growth | Life process of an organism increasing in size or cell number |
Cell | Smallest unit of structure and function in living things that show the CHARACTERISTICS of LIFE |
Homeostasis | Stable internal environment of an organism |
Evolution | Gradual changes of a species OVER TIME |
Multicellular | Any organism having more than one cell |
Organism | A living thing |
Unicellular | A single-celled organism |
Metabolism | The sum of all cell processes in an organism |
Nutrition | Life process where an organism takes in food for metabolism |
Regulation | The life function that helps control and coordinate homeostasis in an organism |
Reproduction | The life process by which organisms generate others of the same kind. Although not needed for homeostasis within an organism, it is required for the continuation of a species |
Respiration | Life process that uses glucose and oxygen to generate ATP in the mitochondria of cells |
Synthesis | Life function where smaller substances are joined to make larger ones, to build or make |
Transport | The life process that moves substances throughout an organism |