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Chapter 1 Lesson 1

What is Life?

TermDefinition
Cell the basic unit of structure and function in an organism
Unicellular a single celled organism
Multicellular having many cells
Metabolism combination of chemical reactions when an organism builds up or breaks down
Stimulus a change that causes an organism to react
Response action in behavior in result of a stimulus
Development the change that occurs during a lifetime, producing a more complex organism
Asexual Reproduction involves only one parent and produces offspring identical to the parent
Sexual Reproduction involves two parents and produces offspring that differs from both parents
Spontaneous Generation a mistake idea that living things come from nonliving sources
Controlled Experiment an experiment where one variable is controlled at a time
Autotroph an organism that is able to capture sunlight or chemicals to make its own food
Hetrotroph an organism that can't make its own food but gets food by consuming other living things
Homeostasis a condition where an organism's inside environment is kept stable in spite of changes to the outside
Organism a living thing
Created by: 0004276stu
 

 



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