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Char. of Life
Stack #22371 Mrs. Kamienski
Term | Definition |
---|---|
Unicellular | made of 1 cell |
Multicellular | made of more than 1 cell |
Biology | the study of life |
Asexual reproduction | a form of reproduction involving 1 individual which can reproduce without the aid of another |
Sexual reproduction | a form of reproduction involving 2 parents |
Assimilation | Incorporating complex substances into the body |
Stimulus | Anything in the environment that causes an organism to react |
Organism | a living thing |
Homeostasis | maintaining a satble internal environment |
Respiration | the process of releasing stored energy from food |
digestion | the process of breaking down food into usable forms |
growth | the process bywhich the body adds more cells |
Anabolism | the building of substances from simple to more complex ( synthesis) |
Catabolism | the breakdown of a complex substance into a simpler one ( ex. digestion) |
Transport | the process by which substances enter or leave cells |
Irritability or Response | how an organism responds to a stimuli |
Metabolism | all the reactions which occur in a body |
excretion | removal of wastes from a body |
Characteristic of Life | 9 points that all living things share |