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science pt words

QuestionAnswer
Unicellular An organism that is made up of one cell
Multicellular An organism that is made up of two or more cells
Prokaryote An organism whose cells do not have a nucleus or other membrane-bound organelles.
Eukaryote An organism whose cells have a nucleus or other membrane-bound organelles.
Heterotroph An organism that feeds on or consumes other organisms.
Autotroph An organism that makes or produces its own food.
Abiotic Factor The nonliving parts of an ecosystem.
Biotic Factor The living or once living parts of an ecosystem.
Taxonomy The branch of science dealing with the classification of living things.
Binomial Nomenclature A two part naming system used by scientists to represent an organism. Also known an organism’s scientific name made from its genus and species.
Scientific Name A name used by scientists that consists of an organism’s genus and species.
Dichotomous Key A tool used to identify organisms based on a series of choices.
Archaebacteria Unicellular primitive prokaryotes that live under extreme environmental conditions.
Eubacteria Unicellular prokaryotes that can be heterotrophs or autotrophs.
Protista Unicellular or multicellular prokaryotes that can be heterotrophs or autotrophs.
Fungi Multicellular eukaryotic heterotrophs that absorb food through their cell wall and reproduce through spores.
Plantae Multicellular eukaryotic autotrophs which conduct photosynthesis.
Animalia Multicellular eukaryotic heterotrophs that move during at least part of their life-cycle
Created by: JanieAustin
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