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What is Life?
What is Life?
14
Science
6th Grade
09/08/2011

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Term
organism
Definition
A living thing
Term
cell
Definition
The basic unitof structure in an organism
Term
unicellular
Definition
A type of organism that is made up of a single cell
Term
multicellular
Definition
A type of organism that is made up of many cells
Term
development
Definition
The process of change that occurs during an organism's life to produce a more complex organism
Term
stimulus
Definition
A change in an orgamism's surroundings that causes the organism to react
Term
response
Definition
An action or change in behavior that occurs as a result of a stimulus
Term
reproduce
Definition
The production of offspring that are similar to the parents
Term
spontaneous generation
Definition
The mistaken idea that living things arise from nonliving sources
Term
controlled experiment
Definition
An experiment in which all factors are identical except one
Term
variable
Definition
Any factor that can change in an experiment
Term
autotroph
Definition
An organism that makes its own food
Term
heterotroph
Definition
An organism that cannot make its own food
Term
homeostasis
Definition
The maintenance of stable internal conditions despite changes in the surroundings
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