Cell Theory
Next Generation: MS.LS1.1 NGSS

Cell Theory

Author: Nathan Lampson

This lesson will discuss the cell theory as it relates to all cells and will describe the basic characteristics of all cells.

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  • Cell Theory

    A theory that states all things are made of cells, cells are the smallest unit of life, and all cells come from preexisting cells

  • Cell

    ​The smallest unit of life

  • ​Plasma Membrane

    ​The membrane which surrounds the outer body of the cell and controls what can enter and exit the cell

  • DNA

    The macromolecule that contains all of an organism's genetic information

  • Cytoplasm

    ​The jelly-like substance found inside of a cell which holds all other organelles

  • Prokaryotic Cells

    ​The type of cell which does not contain a nucleus

  • Eukaryotic Cells

    ​The type of cell which holds all of its genetic information inside of a membrane bound nucleus