Brock Biology of Microorganisms (15th Edition)
15th Edition
ISBN: 9780134261928
Author: Michael T. Madigan, Kelly S. Bender, Daniel H. Buckley, W. Matthew Sattley, David A. Stahl
Publisher: PEARSON
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Textbook Question
Chapter 20.2, Problem 2MQ
- What is a biogeochemical cycle? Give an example based on sulfur. Why are biogeochemical cycles also called nutrient cycles?
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Chapter 20 Solutions
Brock Biology of Microorganisms (15th Edition)
Ch. 20.1 - Prob. 1MQCh. 20.1 - Prob. 2MQCh. 20.1 - Prob. 3MQCh. 20.1 - How does a microbial population differ from a...Ch. 20.1 - Prob. 1CRCh. 20.2 - Prob. 1MQCh. 20.2 - What is a biogeochemical cycle? Give an example...Ch. 20.2 - Prob. 1CRCh. 20.3 - Prob. 1MQCh. 20.3 - Prob. 2MQ
Ch. 20.3 - Prob. 1CRCh. 20.4 - Prob. 1MQCh. 20.4 - Prob. 2MQCh. 20.4 - Prob. 3MQCh. 20.4 - Prob. 1CRCh. 20.5 - Prob. 1MQCh. 20.5 - Prob. 2MQCh. 20.5 - Prob. 1CRCh. 20.6 - Which phylum of Bacteria dominates bacterial...Ch. 20.6 - What factors govern the extent and type of...Ch. 20.6 - Prob. 3MQCh. 20.6 - In what soil horizon are microbial numbers and...Ch. 20.7 - Prob. 1MQCh. 20.7 - Prob. 2MQCh. 20.7 - Prob. 3MQCh. 20.7 - Prob. 1CRCh. 20.8 - Prob. 1MQCh. 20.8 - Prob. 2MQCh. 20.8 - Prob. 3MQCh. 20.8 - Prob. 1CRCh. 20.9 - What did the Deepwater Horizon spill tell us about...Ch. 20.9 - Prob. 2MQCh. 20.9 - Why is release of sulfide from oxygen minimum...Ch. 20.10 - How does Ostreococcus differ from Prochlorococcus?...Ch. 20.10 - How does the organism Prochlorococcus contribute...Ch. 20.10 - How does Roseobacter differ from Prochlorococcus?Ch. 20.10 - Prob. 1CRCh. 20.11 - What is proteorhodopsin and why is it so named?...Ch. 20.11 - Prob. 2MQCh. 20.11 - Prob. 3MQCh. 20.11 - Why are dilute culture media used for isolating...Ch. 20.11 - Prob. 1CRCh. 20.12 - Prob. 1MQCh. 20.12 - What molecular adaptations are found in...Ch. 20.12 - Prob. 1CRCh. 20.13 - Prob. 1MQCh. 20.13 - Prob. 2MQCh. 20.13 - What alternative sources of energy are suggested...Ch. 20.13 - Deep-sea sediments show decreasing nutrient levels...Ch. 20.14 - How does a warm hydrothermal vent differ from a...Ch. 20.14 - Prob. 2MQCh. 20.14 - Prob. 3MQCh. 20.14 - Would you expect to find the same types of...Ch. 20 - Prob. 1AQCh. 20 - Prob. 2AQCh. 20 - Global warming has been suggested to result in...
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- Briefly describe the biogeochemical cycle for phosphorus . What organic macromolecules contain phosphorus/why is phosphorus important for living things ? What organs & tissues have an abundance of phosphorus?arrow_forwardAll of the following carbon sources can be used for nutrition, by at least some exclusively heterotrophic organisms, with the exception of: CH3CH2OH CO2 HCOOH CH4 CH3COOHarrow_forwardAt which point in the sulfur cycle does sulfur enter the food chain?arrow_forward
- Are biogas plants and anaerobic digestion(AD) plants the same thing? Are there any anaerobic plants in the United States? How do you increase the productivity of Anaerobic Digestion(AD) plants in the US?arrow_forwardWhat is nutrient cycle?arrow_forwardWhy is nitrogen important to living things? What type of organism is responsible for making nitrogen available to plants?arrow_forward
- In terms of the nitrogen cycle and movement of electrons, what is the difference between nitrogen fixation and assimilatory nitrate reductionarrow_forwardWhy are nutrient cycles in nature called biogeochemical cycles?arrow_forwardWhat controls the partitioning of carbon between growth and repiration? and Why the efficiency of converting sugars into new biomass is relatively constant?arrow_forward
- Why are nitrogen-fixing bacteria ecologically important? Why are humans interested in nitrogen-fixing bacteria? (Economic applications?)arrow_forwardWhy is carbon important to life? What is the role of photosynthesis in the carbon cycle? What is the role of cellular respiration in the carbon cycle? How does the burning of fossil fuels contribute to the carbon cycle? How do death and decomposition contribute to the carbon cycle? Why is nitrogen important to life? How much of the atmosphere is made up of nitrogen gas? Why is N2 (atmospheric nitrogen) not usable by most organisms? What organisms are responsible for nitrogen fixation? How do plants receive the nitrogen that they require? Why are bacteria essential to the carbon and nitrogen cycles?qarrow_forwardThe connection between producers and consumers is that only: A) heterotrophs can perform photosynthesis to produce energy for all life B) autotrophs can use sun energy to u to produce energy for all organisms C) producers use cellular respiration to produce energy for all life D) heterotrophs can perform cellular respiration producing oxygen for all organismsarrow_forward
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