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unit1vocab
science words to know
| Term | Definition |
|---|---|
| Biology | divided into many specialized fields that cover their morphology physiology, anatomy, behavior, origin and distribution. |
| organism | an individual animal, plant, or single-celled life form. |
| Biotic (factor) | relating to or resulting from living, especially in their ecological relations. |
| Abiotic (factor) | physical rather than biological not derived from living organisms. |
| Prokaryotic/Prokaryote | is a unicellular organism that lacks a membrane-bound nucleus, mitochondria or any other membrane-bound organelle. |
| Eukaryotic/Eukaryote | an organism whose cells contain a nucleus surrounded by a membrane and whose DNA is bound together by proteins (histones) into chromosomes. |
| Unicellular | consisting of a single cell. |
| Multicellular | |
| Autotrophic/Autotroph | An organism that manufactures its own food from inorganic substances, such as carbon dioxide and ammonia. |
| Heterotrophic/Heterotroph | an organism deriving its nutritional requirements from complex organic substances. |
| Respiration | a process in living organisms involving the production of energy, typically with the intake of oxygen and the release of carbon dioxide from the oxidation of complex organic substances. |
| Aerobic | relating to, involving, or requiring free oxygen. |
| Anaerobic | relating to, involving, or requiring free oxygen. |
| Regulation | a rule or directive made and maintained by an authority. |
| Reproduction | the action or process of making a copy of something. |
| Sexual | relating to the instincts, physiological processes, and activities connected with physical attraction or intimate physical contact between individuals. |
| Asexual | (of reproduction) not involving the fusion of gametes. |
| Nutrition | the process of providing or obtaining the food necessary for health and growth. |
| Excretion | a product of excretion. |
| Transport | one place to another by means of a vehicle, aircraft, or ship. |
| Synthesis | the production of chemical compounds by reaction from simpler materials. |
| Growth | something that has grown or is growing. |
| Metabolism | the chemical processes that occur within a living organism in order to maintain life. |
| Homeostasis | the tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes. |
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