Lecture 4 S08 Growth I

Lecture 4 S08 Growth I - Major elements Trace elements...

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    Feb. 7 Remember Structures Composition Differences between Eukaryotes and  Prokaryotes Reminders: Clickers/blackboard First Midterm, Feb 21
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    Table 3.7a
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    Table 3.7b
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    Topics Pure culture Bacterial growth Environmental factors  Nutritional factors Culture media / atmosphere Measuring bacterial growth Growth dynamics
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    Figure 4.1
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    Bacterial growth Binary fission Phases of growth Generation time Amount of time for a doubling Usually in minutes per generation Growth rate constant, k Doublings per unit time Usually in doublings per hour
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    Binary fission Figure 4.2
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    Phases of microbial cell growth Insert image Figure 4.17
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    Temperature Oxygen requirement pH Water availability Environmental factors
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    Temperature ranges Figure 4.4
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    Oxygen requirements Table 4.2
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    pH Neutrophiles Acidophiles Alkophiles
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    Water requirement     Figure 4.5
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    Nutritional factors
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Unformatted text preview: Major elements Trace elements Nutritional diversity Major elements Table 4.3 Trace elements Required in very minute amounts Ex. Cobalt, zinc, copper, maganese, etc. Assist in enzyme function Carbon and energy sources Table 4.4 Culture media / atmosphere Complex Chemically defined Selective Differential Anaerobic Characteristics of media Table 4.5 Complex medium Figure 4.7 Anaerobes Figure 4.8 Figure 4.9 Measuring bacterial growth Direct cell counts Viable cell counts Measuring biomass Measuring cell products Direct cell counts Figure 4.11 Viable cell counts Figure 4.13 Spectrophotometer Figure 4.16 Measuring cell products Acid production Gas production ATP generation...
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Lecture 4 S08 Growth I - Major elements Trace elements...

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