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25 Cards in this Set
- Front
- Back
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what is biology?
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the study of life.
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what is an organism?
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anything that posseses all characteristics of life.
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Organization.
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all living things that show an orderly structure.
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reproduction.
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the production of offspring
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species.
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a group of organisms that can interbreed and produce fertile offspring.
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growth
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increase in the amount of living material and the formation of living structures.
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development.
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all changes that take place during the life of an organism.
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environment.
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an organisms surroundings
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stimulus
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anything that causes an organism to react.
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response
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a reaction to a stimulus.
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homeostasis
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regulations of an organisms internal environment to maintain survival.
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energy
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the ability to cause change.
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adaptation
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anything that allows an organism toto respond to environmental factors
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evolution
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gradual change in a species over time.
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scientific methods
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the common steps that scientests use to gather information and answer questions.
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hypothesis
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an answer to a problem that can be tested.
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experiment
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an investigation that tests a hypothesis.
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control
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a standard against which results are tested
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independant variable
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the condition being tested in an experiment
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dependant variable
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while testing the independent variable a second condition is measured.
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safety symbol
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a symbol that may warn you about danger
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data
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information from experiments
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theory
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an explanation of natural phenomenon.
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ethics
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moral principals and morals held by humans
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technology
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the application of scientific technology to meet the publics needs
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