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biology vocab words
Term | Definition |
---|---|
biology | the study of life |
organism | the cells of living things |
Biotic (factor) | living things in the environment |
abiotic (factor) | nonliving/ not alive things in the environment |
Prokaryotic/Prokaryote- | no nucleus |
Eukaryotic/Eukaryote- | has a nucleus |
unicellular | a single celled organism |
multi-cellular | many celled organisms |
Autotrophic/Autotroph | organisms that are able to make their own food |
Heterotrophic/Heterotroph | organisms that cannot make their own food |
Respiration- | a complex series of chemical reactions that releases energy for life activities |
Aerobic- | organisms that need oxygen for respiration |
Anaerobic- | organisms that do not need oxygen for respiration |
Regulation | the life activity responsible for the control and coordination of all the various activities of an organism |
Reproduction- | the production of new organisms |
Asexual | no genetic variation “clone/identical” |
Sexual | 2 parents,variation organisation that is created will be different from mommy and daddy |
Nutrition- | organisms obtain (get) and process food |
Excretion | removal of waste materials produced in the cells as result of life activities |
Transport | life process that includes the absorption and circulation of materials throughout an organism |
Synthesis | living things are able to produce complex substances from simple substances |
Growth | the increase in size and or cells in an organism |
Metabolism- | the sum total of all the life processes taking place in an organism |
Homeostasis- | the maintenance of a stable internal environment in spite of changes in the external environment |