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Vocabulary List#2

TermDefinition
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).
Created by: sdwyer5125