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vocab words

unit a quantity chosen as a standard in terms of which other quantities may be expressed
organism n individual animal, plant, or single-celled life form.
biotic/abiotic Biotic factors are all of the living organisms within an ecosystem. Abiotic factors are all of the non-living things in an ecosystem.
unicellular characterized by the formation or presence of a single cell or cells.
multicellular having or consisting of many cells.
prokaryotic a unicellular organism that lacks a membrane-bound nucleus, mitochondria, or any other membrane-bound organelle.
eukaryotic An organism whose cells contain a nucleus surrounded by a membrane and whose DNA is bound together by proteins (histones) into chromosomes.
binomial nomenclature the system of nomenclature in which two terms are used to denote a species of living organism, the first one indicating the genus and the second the specific epithet.
kingdom a taxonomic category of the highest rank, grouping together all forms of life having certain fundamental characteristics in common
prefix(es) a letter or series of letters attached to the beginning of a word, word base, or suffix to produce a derivative word with a new meaning
homeostasis refers to the ability of the body or a cell to seek and maintain a condition of equilibrium or stability within its internal environment when dealing with external changes.
excretion the process by which metabolic wastes and other non-useful materials are eliminated from an organism.
sysnthesis The combining of separate elements or substances to form a coherent whole.
respiration the act of respiring; inhalation and exhalation of air; breathing.
transport The act or means of moving molecules or ions across (cell membrane) or through (bloodstream) (general) The movement (of something) from one place to another.
autotrophic An organism capable of synthesizing its own food from inorganic substances using light or chemical energy
heterotrophic An organism that cannot manufacture its own food and instead obtains its food and energy by taking in organic substances, usually plant or animal matter.
egestion The act or process of voiding or discharging undigested food as faeces.
reproduction the production of offspring by a sexual or asexual process.
metabolism the chemical processes that occur within a living organism in order to maintain life.
Created by: nahomi2775