BIOL 1103K: Chapter 1 Test Review
24 Cards in this Set
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What are the six characteristics of living organisms?
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Acquire and use materials and energy, maintain organized complexity (homeostasis,) perceive and respond to stimuli, grow, reproduce, and have the capacity to evolve collectively
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All energy ultimately comes from...
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The sun
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Name the domains and kingdoms of life
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Domais Bacteria, Archaea, and Eukarya with kingdoms Protista, Fungi, Plantae and Animalia
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An organism from the domain Bacteria is _karyotic, _cellular, and can be either an _troph or _troph
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pro, uni, auto or hetero
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An organism from the domain Archaea is _karyotic, _cellular, and can be either an _troph or _troph
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pro, uni, auto or het
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An organism from the kingdom Fungi is a _karyotic, _cellular _troph.
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eu, multi, hetero
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An organism from the kingdom Plantae is a _karyotic, _cellular _troph.
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eu, multi, auto
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An organism from the kingdom Animalia is a _karyotic, _cellular _troph.
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eu, multi, hetero
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An organism from the kingdom Protista is a _karyotic, _cellular or _cellular _troph or _troph.
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eu, uni or multi, auto or hetero
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All cells share the following features:
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plasma membrane, organelles, DNA
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prokaryotic
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"before nucleus," small and simple cells that lack membrane-enclosed organelles, and lack a nucleus, ex. Bacteria and Archaea
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eukaryotic
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"true nucleus," large and complex cells that contain a variety of organelles and a nucleus, ex. Eukarya
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autotroph
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"self-feeding" organism that makes its own food, ex. plant
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heterotroph
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"other-feeding" organism that ingests molecules from the bodies of other organisms, ex. animal or fungus
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unicellular
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single-celled organism, ex. Bacteria and Archaea
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multicellular
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many-celled organism ex. fungus, plant, animal
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the six steps of the Scientific Method
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observation, question, hypothesis, prediction, experiment, conclusion
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controlled variable
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variables that are controlled within an experiment to make sure that only the experimental variable affects the outcome
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experimental variable
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the variable that is altered in an experiment in order to test it
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control group
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subject in an experiment that is left unchanged to compare it to the experimental group
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scientific theory
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general and reliable explanation of important natural phenomena developed through extensive and reproducible observations and experiments
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natural law
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a basic principle derived from the study of nature, which has never been disproved by scientific inquiry
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cell theory
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all living organism are composed of cells
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Who discovered penicillin through scientific experimentation?
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Alexander Fleming
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BIOL 1103K: TEST 1