C. Chapter 13: Taxonomy Why are isothermal vents a likely location for the origi

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C. Chapter 13: Taxonomy Why are isothermal vents a likely location for the origin of life? How do we know when O2 started increasing in the atmosphere (think of the stromatolites and banded iron in sedimentary rocks) What are phylogenetic trees based on? What is Evolution? What is it driven by? What is the core genome and the pan genome? As more genomes are added, does the core genome shrink or expand? Why? What are some strategies used to define a microbial species? 1. 2. 3. 4. 5. 6. D. Chapter 14: Metabolic Diversity 1. What is the difference between oxygenic and oxygenic photosynthesis (electron flow 2. 3. 4. 5. where they get reducing power, products formed) What is chemolithotrophy? Why do iron oxidizing bacteria need to oxidize large amounts of iron? How do fermenting bacteria maintain a redox balance? What is syntrophy? Give an example E. Chapter 15: Functional Diversity Why do phylogenetically diverse organisms share functional traits? What are function, morphological, and ecological traits of cyanobacteria? Are purple sulphur bacteria organotrophs or lithotrophs? Where do they live? How would you isolate and grow sulphur-reducing bacteria? (Think about where they live and what they utilize) What are the different types of sulphur oxidizing bacteria? Give examples with species name. What is their ecology? Where do methanotrophs live? Why do they live there? 1. 2. 3. 4. 5. 6. F. Chapter 16,17,18: Microbial Ecology Give an example of a bacterial group that are pathogens and another that are important for industrial applications. What is the enormous metabolic diversity of bacteria partially due to? Are all archaea extremophiles? Why or why not? What are primary and secondary endosymbiosis? 1. 2. 3. 4.

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