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Vocabulary List#2
Term | Definition |
---|---|
Homeostasis | a self-regulating process by which biological systems tend to maintain stability while adjusting to conditions that are optimal for survival. |
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. |
Excretion | the process of eliminating or expelling waste matter. |
Synthesis | The production of an organic compound in a living thing, especially as aided by enzymes. |
Egestion | the discharge or expulsion of undigested material (food) from a cell. |
Metabolism | the sum of the chemical reactions that take place within each cell of a living organism and that provide energy for vital processes and for synthesizing new organic material. |
Organism | is a creature such as a plant, animal or a single-celled life form, or something that has interdependent parts and that is being compared to a living creature |
Heterotrophic | An organism that is unable to synthesize its own organic carbon-based compounds from inorganic sources, hence, feeds on organic matter produced by, or available in, other organisms. |
Eukaryote | an organism whose cells contain a nucleus within a membrane. |
Unicellular | organism, also known as a single-celled organism, is an organism that consists of a single cell, unlike a multicellular organism that consists of multiple cells. |
Taxonomy | is the science of naming, defining and classifying groups of biological organisms on the basis of shared characteristics. |
Chordate | A phylum of the animal Kingdom comprising all the animals that have, at some stage in their life,. |
Multicellular | is a complex organism, made up of many cells. |
Prokaryote | cells that do not have a true nucleus or membrane-bound organelles. |
Genus | A taxonomic category ranking used in biological classification that is below a family and above a species level, and includes group(s) of species that are structurally similar or phylogenetically related. |
Binomial nomenclature | a formal system of naming species of living things by giving each a name composed of two parts |
Autotrophic | An organism that manufactures its own food from inorganic substances, such as carbon dioxide and ammonia |
Asexual | a type of reproduction by which offspring arise from a single organism, and inherit the genes of that parent only; it does not involve the fusion of gametes, and almost never changes the number of chromosomes. |
Regulation | Any process that modulates the frequency, rate or extent of a biological process. |
Kingdom | taxonomic rank that is composed of smaller groups called phyla (or divisions, in plants). |