Unicellular: , has a shorter lifespan, takes in materials directly from it's surrounding, amoeba, bacteria, paramecium, small, you need a microscope to see it, made of only one cell, each cell performs all it's life processes independently, can survive as a single cell, materials move freely around the cell, Multicellular: , humans, plants, dogs, horses, puffins, Made of more than one cell, cells depend on each other and need each other the carry out life processes, can see with your bare eye, cannot survive as a single cell, has a longer lifespan, has transport systems to move materials throughout the body,

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