Life, Cells & Homeostasis|Latest Update Complete
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Characteristics of living things
cells, biomolecules, use energy, respond to stimuli, grow & develop, reproduce
cell
The basic unit of structure and function in all living things
organism
a living thing
unicellular
describes singled cell organisms
multicellular
describes organisms that are made up of more than one cell
stimulus
change in an organism's surroundings - such as temperature, light, & sound, pressure,
response
change in behavior due to change in surroundings
growth
process of an organism becoming larger
development
process of change as an organism becomes more complex
autotroph
organisms that make their own food
heterotroph
organisms that obtain their energy by feeding on other organisms