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Section 1 Vocab.
Science chapter 1 section 1
Question | Answer |
---|---|
organism | a living thing |
cell | the basic unit of a structure and function in an organism |
unicellular | made of a single cell |
multicellular | consisting of many cells |
stimulus | a change in an organism's surrounding that causes the organism to react |
response | in any action or change in behavior that occurs in the result os a stimulus |
development | the process of change that occurs during an organism's life to produce a more complex organism |
spontaneous generation | the mistaken idea that living things arise from non-living sources |
controlled experiment | An experiment in which all factors are identical except one |
autotroph | an organism that makes its own food |
heterotroph | an organism that cannot make its own food |
homeostasis | the maintenance of stable internal conditions |