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19 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Which types of organisms are considered to be micro organisms? |
Bacteria Fungi Helminths Protozoa Viruses Algae |
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What is the primary difference between prokaryotes and eukaryotes? |
Eukaryotes have a membrane bound nucleus and membrane bound organelles; prokaryotes do not. |
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Hierarchy of biological classifications |
Domain Kingdom Phylum or Division Class Order Family Genus Species |
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Three domains |
Archaea, Bacteria, and Eukarya |
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What are the two major groups of prokaryotes? |
Bacteria and Archae |
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Common cell features of bacteria (prokaryotic cells) |
External 1. Appendages -flagella -pili -fimbrae 2. Glycocalyx -capsule, slime layer
Cell Envelope 1. Cell wall (Peptidoglycan) 2. Cell Membrane
Internal 1. Cytoplasmic matrix 2. Ribosomes 3. Inclusions 4. Nucleoid/chromosome 5. Actin cytoskeleton 6. Endospore DNA
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Peptidoglycan |
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What molecule is found in the cell wall of both Gram + and Gram - bacteria? |
Peptidoglycan |
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Cocci |
Round, single |
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Diplococci |
Round; in pairs |
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Tetrads |
Groups of 4 |
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Strep |
Chains |
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Streptococcus |
Round chains |
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Staph |
Cluster |
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Bacilli |
Rods |
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Diplobacilli |
Two rods |
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Streptobacilli |
Rods in chains |
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Spirochetes |
Spiral shaped |
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Vibrio |
Comma shaped |
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Palisades (Arrangement) |
Bacilli in fence shape formation |
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