Overview:
*CELL THEORY: Organisms are composed of one or more cells, these cells come from pre-exsisting cells.*
Every living thing is made up of cells. There are two types of cells: Prokaryote and Eukaryote. Prokaryote cells are always one cell and do not have a true nucleus. Animal cells are eukaryote cells; they have a true nucleus. Here are some pictures of animal cells:
Click on any of the images below to learn more about them: