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27 Cards in this Set
- Front
- Back
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Cocci |
Spheres |
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Diplococci |
Pairs |
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Stereptococci |
Chains |
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Staphylococci |
Grape like clusters |
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Tatrads |
4 Cocci in a square |
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Sarcinae |
Cubic configuration of 8 cocci |
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What is important in the size shape relationship? |
Nutrient uptake |
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Plasma membrane |
Selectively permeable barrier, nutrient and waste disposal, detects cues for chemotaxis |
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Gas vacuole |
Inclusion that provides buoyancy for floating in aquatic environments |
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Ribosomes |
Protein synthesis |
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Inclusions |
Storage of carbon, phosphate, and other substances |
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Nucleoid |
Localization of genetic material (DNA) |
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Periphrastic space |
Gram neg- contains hydrolytic enzymes and binding proteins for nutrient processing and uptake Gram pos- may be smaller or absent |
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Cell wall |
Protection from osmotic stress, maintain cell shape |
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Capsules and slime layers |
Resistance to phagocytosis, adhersense to surfaces |
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Fimbriae and pilli |
Attachment to surfaces, bacterial conjugation and transformation, twitching and gliding motility |
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Flagella |
Swimming and swarming motility |
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Endospore |
Survival under harsh conditions |
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Components of cell envelope |
Plasma membrane, cell wall, layers outside cell wall |
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Macro nutrients |
C, H, O, N, P, S, Carbon most important, sulfur least |
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Growth factors |
Amino acids, Purines and pyrimidines, vitamins |
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Is facilitated diffusion common in protectorates? |
No |
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Symport vs antiport |
Sym- 2 substances both move in same direction into or out of cell Anti- 2 substances move in opposite directions into or out of cell |
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Group translocation |
Energy dependent transport that chemically modifies molecule as it is brought into cell |
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Peptidoglycan structure |
Two alternating sugars connected by pep tide inter bridge (NAM/NAG) |
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Lipopslysaccharide 3 parts, and in what type of cell? |
Lipid A Core O side chain Only in Gram negative cells |
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Flagella 3 parts |
Filament Hook Basal body |
