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chapter 1

the scientific method

TermDefinition
biology is the study of living things
an organism is a living thing
the scientific method is the process of investigation in which problems are identified and their suggested explanations are tested by carrying out experiments
botany study of plants
cytology study of cells
zoology study of animals
anatomy study of the human body
stages in the scientific method 1. observation 2. hypothesis 3. experimentation 4. collection and interpretation of data 5. conclusion 6. relating the conclusion to existing knowledge 7. reporting and publishing results
a hypothesis an educated guess based on observation
data the information gathered in experiments
a theory an explanation based on repeated hypotheses and experimentation
a principle or law arises from a theory when it is seen always to be true under all conditions over a long period of time
ethics refers to whether issues are right or wrong
principles of experimentation 1. careful planning and design 2. ensure that the experiment is safe 3. design a control experiment 4. experiment must be fair
ways to make an experiment fair sample size random selection double blind testing
Created by: lucyfitz97
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