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LC Biology chapter 1

the scientific method

Biology the study of life
scientific method process of investigation carried out to explain observations in the natural world
observation noting a fact/occurrence about natural world
hypothesis educated guess based on observation
experiment test to determine validity of hypothesis
data results of measurement/observation
conclusion explanation of results
theory comprehensive explanation of important aspect of nature supported by results gathered over long period of time
law/principle definite/factual explanation of important aspect of nature
variable something you assess or measure in experiment
control factor in experiment that provides a standard to compare results against
random selection choosing without method/conscious choice subjects/items to be tested
replicate repeat an experiment
double-blind testing both tester and patient don't know what treatment is being given
placebo substance with no active medication used as control
Created by: Aine Murphy