Download Chapter 27 Prokaryotes - Seattle Central College

Figure 27.1 Orange and yellow colonies of “heat“heat-loving”
prokaryotes in the hot water of a Nevada geyser
Bacterial shapes
Chapter 27
Prokaryotes
Prokaryotic Structures
Capsules
Fimbriae
Pili
Flagella
Gram positive
Gram negative
Figure 27.7 Specialized membranes of prokaryotes
0.2 µm
Figure 27.8 A prokaryotic chromosome
1 µm
Chromosome
Respiratory
membrane
Thylakoid
membranes
(a) Aerobic prokaryote
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(b) Photosynthetic prokaryote
1 µm
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Table 27.1 Major Nutritional Modes
Figure 27.9 An endospore
Endospore
0.3 µm
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Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings
Figure 27.10 Metabolic cooperation in a colonial prokaryote
Figure 27.11 A biofilm
Photosynthetic
cells
1 µm
Heterocyst
20 µm
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Figure 27.12 A simplified phylogeny of prokaryotes
Eukaryotes
Domain
Eukarya
Nanoarchaeotes
Euryarchaeotes
Korarchaeotes
Gram-positive
bacteria
Cyanobacteria
Spirochetes
Chlamydias
Epsilon
Gamma
Delta
Beta
Alpha
Crenarchaeotes
Domain
Archaea
Domain Bacteria
Proteobacteria
Table 27.2 A Comparison of the Three Domains of Life
Universal ancestor
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Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings
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Figure 27.14 Extreme halophiles
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Figure 27.16 Lyme disease
Figure 27.15 Mutualism: bacterial “headlights”
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Figure 27.17 Bioremediation of an oil spill
5 µm
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Copyright © 2005 Pearson Education, Inc. publishing as Benjamin Cummings
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