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a living thing that has (or can develop) the ability to act or function independently


(biology) the basic structural and functional unit of all organisms


having or consisting of a single cell


consisting of many cells


a change in an organism's surroundings that causes the organism to react


a bodily process occurring due to the effect of some foregoing stimulus or agent


changes that take place during the life of an organism

Spontaneous Generation

a hypothetical organic phenomenon by which living organisms are created from nonliving matter

Controlled Experiment

a test of the effect of a single variable by changing it while keeping all other variables the same


an organism that makes its own food


an organism that cannot make its own food


process by which organisms maintain a relatively stable internal environment

What characteristics do all living things share?

a cellular organization, contain similar chemicals, use energy, respond to their surrounding, grow and develop, and reproduce.

What do Living things need to survive?

food, water, Homeostasis, shelter

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