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Chapter 1 Lesson 1

What is life

TermDefinition
Organism A living thing
Metabolism The combination of chemical reactions through which an organism builds up or breaks down materials
Response An action or change in behavior that accursas a result of a stimulas
Heterotroph An organism that can't make its own food and gets food by consuming other living things
Asexual Reproduction A reproductive process that involves only one parent and produces offsprings that are genetically identical to the parent
Multicellular Consisting of many cells
Sexual Reproduction A reproduction process that involves two parents that combine there genetic material to produce a new organism which differs from both parents
Stimulus Any change or signal in the environment that can make an organism react in some way
Cell The basic unit of structure and function in living things
Unicellular Made of a single cell
autotroph An organism that is able to capture energy from sunlight of chemicals and use it to produce it's own food
Development The process of change that occurs during an organism's life to poduce a more complex organism
Homeostasis The condition in which organism's internal environment is kept stable in spite of changes in the external environment
Controlled Experiment An experiment in which only one variable is manipulated at a time
Spontaneous Generation The mistaken idea that living things arise from nonliving sources
Created by: 0003736stu
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