Nester's Microbiology: A Human Perspective
9th Edition
ISBN: 9781259709999
Author: Denise G. Anderson Lecturer, Sarah Salm, Deborah Allen
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 6, Problem 2CT
Chemolithotrophs near hydrothermal vents support a variety of other life-forms there. Explain how their role is analogous to that of photosynthetic organisms in terrestrial environments.
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Chapter 6 Solutions
Nester's Microbiology: A Human Perspective
Ch. 6 - Explain the difference between catabolism and...Ch. 6 - How does ATP serve as a carrier of free energy?Ch. 6 -
3. How do enzymes catalyze chemical reactions?
Ch. 6 - Explain how precursor molecules are involved in...Ch. 6 -
5. How do cells regulate enzyme activity?
Ch. 6 - Why do the electrons carried by FADH2 result in...Ch. 6 -
7. Name three food products produced with the aid...Ch. 6 - In photosynthesis, what is encompassed by the term...Ch. 6 - Unlike the cyanobacteria, the anoxygenic...Ch. 6 - What is the role of transamination in amino acid...
Ch. 6 - Which of these factors do does not affect enzyme...Ch. 6 - Which of the following statements is false?...Ch. 6 - Based on the name, NADH dehydrogenase is a) a...Ch. 6 - What is the end product of glycolysis? a) Glucose...Ch. 6 -
5. The central metabolic pathway(s) is/are
a)...Ch. 6 - Which of these pathways gives a cell the potential...Ch. 6 - In fermentation, the terminal electron acceptor is...Ch. 6 -
8. In the process of oxidative phosphorylation,...Ch. 6 - If a bacterium loses the ability to produce FADH2,...Ch. 6 - Degradation of fats as an energy source involves...Ch. 6 -
1. A worker in a cheese-making facility argues...Ch. 6 -
2. Scientists working with DNA in vitro often...Ch. 6 -
1. A student argued that aerobic and anaerobic...Ch. 6 - Chemolithotrophs near hydrothermal vents support a...
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- List environments in which methanogenesis and methane oxidation occurarrow_forwardChemolithrophs near hydrothermal vents support a variety of other life forms there. Explain now their role is analogous to that of photosynthetic organisms in the terrestrial environment.arrow_forwardExplain why C4 photosynthesis is advantageous in hot, dryconditionsarrow_forward
- Compare photolithoautotrophy with chemolithoautotrophy. Do you think it is possible for an ecosystem to exist solely on the organic carbon generated by chemolithotrophy (i.e., without any contribution by photosynthetic organisms)? Explain your reasoning.arrow_forwardReverse electron transport makes unique ecological niches available to micro-organisms.Briefely explain this.arrow_forwardAlthough chemoautotrophs serve as the primary producers near hydrothermal vents, animals there still ultimately depend on the photosynthetic activities of plants and cyanobacteria. Why?arrow_forward
- The photosynthetic process used by the green sulfur bacteria, under anaerobic conditions, is best represented by which of the following balanced equations? cell bio 6CO2 + 12H2S C6H12O6 + 6S2 + 6H2O C6H12O6 + C6H12O6 C12H22O11 + H2O 6CO2 + 12H2O C6H12O6 + 6O2 + 6H2O C12H22O11 + H2O C6H12O6 + C6H12O6 C6H12O6 + 6O2 + 6H2O 6CO2 + 12H2Oarrow_forwardProchlorococcus marina, one of the smallest prokaryotes capable of oxygenic photosynthesis, uses which of the following inorganic substrate molecules during photosystem II of photosynthesis? hydrogen sulfide diatomic oxygen elemental sulfur carbon dioxide glucosearrow_forwardSuggest how a chemolithoautotroph might link the carbon and sulfur cyclesarrow_forward
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