cell theory

Noun
  1. (biology) the theory that cells form the fundamental structural and functional units of all living organisms;
    Proposed in 1838 by Matthias Schleiden and by Theodor Schwann (synset 106115216)
    referred to in: biological science, biology - the science that studies living organisms
    is a type of: scientific theory - a theory that explains scientific observations
    same as: cell doctrine

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