protists, fungi, plants, animals
Eukaryotes
10–100 µm (sperm cells, apart from the tail, are smaller)
Eukaryotes
nucleoid region; no real nucleus
Prokaryotes
real nucleus with double membrane
Eukaryotes
circular (usually)
Prokaryotes
RNA-/protein-synthesis coupled in cytoplasm
Prokaryotes
RNA-synthesis inside the nucleus protein synthesis in cytoplasm
Eukaryotes
Ribosomes 50s + 30s
Prokaryotes
Ribosomes 60s+40s
Eukaryotes
Cytoplasmatic structure very few structures
Prokaryotes
Cell movement flagella made of flagellin
Prokaryotes
Mitochondria None
Prokaryotes
Chloroplasts None
Prokaryotes
Cytoplasmatic structure highly structured by endomembranes and a cytoskeleton
Eukaryotes
Cell movement flagella and cilia containing microtubules; lamellipodia and filopodia containing actin
eukaryotes
Organization usually single cells
Prokaryotes
Mitochondria one to several thousand (though some lack mitochondria
eukaryotes
Chloroplasts in algae and plants
eukaryotes
Organization single cells, colonies, higher multicellular organisms with specialized cells
Eukaryotes
Cell division(mitosis)
Eukaryotes