Prokaryotes and Eukaryotes

-extremely small cells (less than 2 um)

-DNA is circular

-no nucleus

-cell wall made of polysaccharide, but no nucleus or chitin

-few organells, no mitochondria

-small ribosomes

-larger cells (2-200um in diameter)

-DNA is linear

-nucleus present

-no cell wall (in animals)

-cellulose cell wall (in plants) 

-chitin cell wall (in fungi)

-many organells (mitochondria present)

-larger ribosomes