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Chapter 1

TermDefinition
biology the study of living things
organism anything that has or once had all the characteristics of a living thing
organization arranged in an orderly way
growth results in the addition of mass to an organism and the formation of new cells and new structures
development the process of natural changes that take place during the life of an organism
reproduction the production of offspring
species a group of organisms that can breed with one another and produce fertile offspring
stimulus anything that is part of either environment and causes some sort of reaction by the organism
response the reaction to a stimulus
homeostasis regulation of an organisms internal conditions to maintain life
adaptation any inherited characteristics that results from changes to a species over time
observation direct method of gathering info. in an orderly way
inferences inferring
scientific methods methods of gathering info. and answering questions
hypothesis a testable explanation of a situation
serendipity the occurrence of accidental or unexpected but fortunate results
experiment when one investigates a phenomenon is controlled setting to test a hypothesis
control group in a experiment is a group used for comparison
experimental group is the group exposed to the factor being tested
independent variable the tested factor and it might affect the outcome of the experiment
dependent varibale it results from or depends on changes to the independent variable
constant
data info. gained from observations
safety symbol a logo designed to alert you about a specific danger
Created by: mchalupnik
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