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What is life?
N/A
13
Biology
7th Grade
09/28/2010

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Term
organism
Definition
a living thing
Term
unicellular
Definition
an organism that is composed of one cell
Term
multicellular
Definition
an organism that is composed of many cells
Term
cell
Definition
basic unit of structure and function in an organism
Term
development
Definition
the process of change during an organisms life to create a more complex organism
Term
reproduce
Definition
the ability to produce offspring that are similar to the parents
Term
response
Definition
an action or change in behavior
Term
characteristics of a living thing
Definition
cellular organization, chemicals of life, energy use, growth and development, response to surroundings, and reproduction
Term
autotroph
Definition
organisms that make their own food
Term
homeostasis
Definition
the maintenance of stable internal conditions despite changes in the surroundings
Term
heterotroph
Definition
organisms that cannot make their own food
Term
spontaneous generation
Definition
the mistaken idea that living things arrives from nonliving sources
Term
4 needs of life
Definition
energy, water, living space, and stable internal conditions
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