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23 Cards in this Set
- Front
- Back
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Cell
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Basic unit of structure and function in an organism
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Unicellular
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single-celled
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Multicellular
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many cells
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Development
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Process of growth and change that occurs during an organism's life to create a more complex organism
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Stimulus
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A change in an organism's environment that causes an organism to react
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Response
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The action given by a stimulus
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Reproduce
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Produce offspring similar to their parents
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Spontaneous Generation
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The belief that an organism rises from nonliving sources
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Controlled Experiment
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Identical experiments except for one factor
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Manipulated Variable
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The factor changed in a controlled experiment
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Autotroph
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An organism that creates its own food
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Heterotroph
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An organism that eats others for food
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Homeostasis
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Keeping stable internal conditions
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Fossil
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Traces of ancient organisms that have been preserved in rock or other material
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Classification
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The process of grouping things based on their similarities
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Taxonomy
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The scientific study of how living things are classified
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Binomial Nomenclature
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Two-part name
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Genus
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Similar related organisms
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Species
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Similar organisms that create fertile offspring
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Taxonomic Key
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Series of pair statements that describe the physical characteristics of different organisms
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Prokaryote
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Organism that lack a nucleus
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Nucleus
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Dense area in cell that contains nucleic acids
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Eukaryotes
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Organisms that contain nuclei
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