Download Prokaryotic and eukaryotic cells

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• 生(living)의 의미
• Basic mechanism of living phenomena
• Hierarchy of living organism
• Cell Theory
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• What is prokaryotic and eukaryotic cells?
• Comparison of prokaryotic and eukaryotic organisms
Prokaryotic and Eukaryotic cells
1. What is prokaryotic and eukaryotic cells?
Prokaryotes: A lower unicellula, such as a bacterium,
that lacks a distinct nucleus.
Eukaryotes: A higher organism (uni- or multicellular)
that consists of cells having nucleus.
2. Comparison of Prokaryotic and Eukaryotic Organisms
Characteristic
Prokaryotes
1. Organism
bacteria
2. Cell size
0.1~10 mm
Prokaryotes
Eukaryotes
protistis, fungi, plants,
animals
10~100 mm
Eukaryotes
Prokaryotes
Eukaryotes
3. metabolism
anaerobic or aerobic
aerobic
4. organelles
few or none
nucleus, mitochondria, etc.
Prokaryotes
5. Chromosome
(DNA)
in cytoplasm
(circular)
Polycistronic
Eukaryotes
in nucleus (linear)
in mitochondria & chloroplast
(circular)
Monocistronic
Prokaryotes
7. Cytoplasm no cytoskeleton or cytopla
smic streaming
8. Cell division
binary fission
Binary
fission
Eukaryotes
cytoskeleton with
cytoplasmic streaming
mitosis
Mitosis
Prokaryotes
Eukaryotes
bacteria
protistis, fungi, plants,
animals
0.1~10 mm
10~100 mm
Metabolism
anaerobic or aerobic
aerobic
Organelles
few or none
nucleus, mitochondria, etc.
Chromosome
(DNA)
in cytoplasm
(circular)
- polycistronic
in nucleus (linear)
in mitochondria & chloroplast
(circular)
- monocistronic
Cytoskeleton
no cytoskeleton/
cytoplasmic streaming
cytoskeleton with
cytoplasmic streaming
Cell division
binary fission
mitosis
Organism
Cell size
Review
• Prokaryotic and eukaryotic cells
• Comparison of prokaryotic and eukaryotic organisms
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