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  • word of the day

    cell doctrine

    cell doctrine - 365bet中国官方网站 definition and meaning for word cell doctrine

    Definition
    (noun) (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
    Synonyms : cell theory

  • Word used in video below:
    text: a plant cell has a membrane and a cell wall.
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