Eukaryotes and prokaryotes

Eukaryotes and prokaryotes

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Differences and similarities

This article shows schematically in a direct comparison the central similarities and differences of eukaryotic / eucytic, and prokaryotic / protozytic organisms. More details can be found in the main articles on eukaryotes and prokaryotes.

Table: Comparison of eukaryotes and prokaryotes

cell nameEuzyteProtozyte
ExamplesHumans, animals, mushrooms, algae, protozoaBacteria and archaea
Cell size (Ø)10-50 μm1-20 μm
Proportion of non-coding DNAabout 70-90% (low gene density)5-25% (high gene density)
Place of the genomein the nucleusfloating in the cytoplasm
Storage form of the genomein several chromosomesin the bacterial chromosome and the plasmids
cell compartmentheavily compartmentalizedweakly compartmentalized
ribosomes80 S ribosomes70 S-ribosomes
cell wallPlant cells (+), animal cells (-)available
Possible organelles:Chloroplasts, endoplasmic reticulum, Golgi apparatus, leucoplasts, lysosomes, mitochondria, peroxisomes, ribosomes, vesicles, nucleusChlorosome, Flagellum, Magnetosome, Nucleoid, Plasmid, Ribosomes, Thylakoid
Organs of locomotionGeiЯelflagellum


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