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Biology Quizlet #1

16 Terms quater 1

TermDefinition
Homeostasis Process by which organisms maintain a relatively stable internal environment.
Evolution Change in a species over time: process by which modern organisms have descended from ancient organisms.
Hypothesis A testable prediction
Experiment A research method in which an investigator manipulates one or more factors to observe the effect on an experimental group
constant something that stays the same during an experiment
graph A visual representation of data
Conclusion a judgement based on the information obtained
biology the scientific study of life
dependent variable The outcome factor; the variable that may change in response to manipulations of the independent variable. The measurable effect, outcome, or response in which the research is interested.
independent variable The experimental factor that is manipulated; the variable whose effect is being studied.
control group In an experiment, the group that is not exposed to the treatment; contrasts with the experimental group and serves as a comparison for evaluating the effect of the treatment.
Scientific Method A series of steps followed to solve problems including collecting data, formulating a hypothesis, testing the hypothesis, and stating conclusions.
Observation The act of noticing and describing events or processes in a careful, orderly way.
experimental group the group in an experiment that receives the variable being tested
line of best fit a smooth line that reflects the general pattern in a graph
analyze to look at something carefully by attention to its parts
Created by: rathburn74
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