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17 terms

scinece vocab vocab chapter 1

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fossil
a trace of ancient organism tht has been preserved in rock or other substance
prokaryote
an organism whose cells lack a nucleus and some other structures
nucleus
the dense area in a eukaryotic cell that contains...
eukaryote
an organism whose cells contain a nucleuiq
classification
the process of grouping things based on their similarites
taxonomy
the scientifc study of how living things are classified
binomial nomenclature
the system for naming organisms in which each organism is given a unique two-part scientific name indicating its genus and its specie
genus
a classification grouping that consists of a number ofsimilar closely related species
evolution
the process by which species gradually change over time
organism
a living thing
cell
the basic unit of structure and function in an organism
homeostasis
the maintence of stable conditions
autotroph
an organism that makes its own food
controlled experiment
an experiment in which all factors are identical except one
spontaneous generation
the mistaken idea that living things arise from nonliving sources
response
an action or change in behavior that occurs as a result
multicellular
consisting of many cells