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Honors Biology TEST 1

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
Scientific Method   a method of procedure that has characterized natural science consisting in systematic observation, measurement, and experiment, and the formulation, testing and modification of hypotheses  
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Scientific Investigation   is the way in which scientists and researchers use a systematic approach to answer questions about the world around us  
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Hypothesis   a supposition of proposed explanation made on the basis of limited evidence as a starting point for further investigation  
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Evidence   the available body of facts or information indicating whether a belief or proposition is true or valid  
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Prediction   estimate of what will happen  
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Experiment   a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact  
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Dependent Variable   a variable (often denoted by y) whose value depends on that of another  
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Independent Variable   a variable (often denoted by x) whose variation does not depend on that of another  
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Scientific Theory   is a well-substantiated explanation of some aspect of the natural world, based on a body of facts that have been repeatedly confirmed through observation and experiement  
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Cell Theory   These cells are the basic unit of structure in all organisms and also the basic unit of production  
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Germ Theory   states that some diseases are caused by microorganisms  
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Reproduction   the production of offspring  
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Homeostasis   the tendency toward a relatively stable equilibrium between interdependent elements, especially as maintained by physiological processes  
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Cell   the smallest structural and functional unit of an organism  
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Gene   a unit to heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring  
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Chromosome   a threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes  
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Evolution   the process by which different kinds of living organisms are though to have developed and diversified from earlier forms during the history of the earth  
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Adaptation   the action or process of adapting or being adapted  
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Organism   an individual animal, plant, or single-celled life form  
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Interdependence   is a mutual dependence between things  
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Symbiosis   interaction between two different organisms living in close physical association, typically to the advantage of both  
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Competition   two animals fighting for food, water, mates, and shelter  
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Biology   the study of living organisms  
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Variable   any factor that can be controlled or changed or measured in an experiment  
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Gene Theory   traits are passed from parents to children through gene transmission  
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