Brock Biology of Microbiology - Modern MasteringBiology
15th Edition
ISBN: 9780134602325
Author: MADIGAN
Publisher: PEARSON
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Textbook Question
Chapter 17.12, Problem 2MQ
- How are the lipids and ribosomes of hyperthermophiles protected from heat denaturation?
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How do hyperthermophiles keep proteins and DNA from beingdestroyed by high heat?
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Chapter 17 Solutions
Brock Biology of Microbiology - Modern MasteringBiology
Ch. 17.1 - Since cells of Halobacterium require high levels...Ch. 17.1 - What benefit does bacteriorhodopsin confer on...Ch. 17.1 - Contrast the roles of bacteriorhodopsin,...Ch. 17.2 - Prob. 1MQCh. 17.2 - Prob. 2MQCh. 17.2 - Prob. 1CRCh. 17.3 - Prob. 1MQCh. 17.3 - Prob. 2MQCh. 17.3 - What two major physiological features unify...Ch. 17.4 - Prob. 1MQ
Ch. 17.4 - Prob. 2MQCh. 17.4 - Prob. 1CRCh. 17.5 - Prob. 1MQCh. 17.5 - Prob. 2MQCh. 17.5 - Prob. 1CRCh. 17.6 - Prob. 1MQCh. 17.6 - Prob. 2MQCh. 17.6 - Prob. 1CRCh. 17.7 - Prob. 1MQCh. 17.7 - Prob. 1CRCh. 17.8 - What form of energy metabolism is widespread among...Ch. 17.8 - Prob. 2MQCh. 17.8 - Prob. 1CRCh. 17.9 - Prob. 1MQCh. 17.9 - Prob. 2MQCh. 17.9 - Prob. 1CRCh. 17.10 - What can we conclude about the...Ch. 17.10 - Prob. 2MQCh. 17.10 - Prob. 1CRCh. 17.11 - Prob. 1MQCh. 17.11 - Why would it be impossible for organisms to grow...Ch. 17.11 - What organism is the current record holder for the...Ch. 17.12 - How do hyperthermophiles keep proteins and DNA...Ch. 17.12 - How are the lipids and ribosomes of...Ch. 17.12 - What is reverse DNA gyrase and why is it important...Ch. 17.13 - What phylogenetic and physiological evidence...Ch. 17.13 - Prob. 2MQCh. 17.13 - Which chemolithotrophic lifestyle seems best...Ch. 17.13 - Why might H2 metabolism have evolved as a...Ch. 17 - Using the phylogenetic tree in Figure 17.1 as a...Ch. 17 - Prob. 2AQ
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- Why are microbial cells negatively charged? Why are clay particles negatively charged? How can microbes attach to clay particles if they are both negatively charged? How can microbes access large complex cellulose polymer molecules for intracellular metabolism?arrow_forwardDo obligate anaerobes require a functional oxidase, why or why not?arrow_forwardWhat Is the Metabolic Fate of Ammonium?arrow_forward
- How does a chemoorganotroph differ from a chemolithotroph?A chemotroph from a phototroph?arrow_forwardIs H2S a substrate or a product of the sulfate-reducing bacteria?Of the chemolithotrophic sulfur bacteria?arrow_forwardHow to isolate a thermophilic chemolithotroph that uses sulphur compounds as a source of energy and electrons, how would you achieve this?arrow_forward
- In what metabolic ways are aerobic anoxygenicphototrophs and purple nonsulfur bacteria similar? Howdo they differ?arrow_forwardWhy would ether linkages be more stable in membranes than ester lipids? How would the presence of tetraether linkages stabilize a thermophile’s membrane?arrow_forwardWhat metabolic process creates the rotten-egg smell characteristic of many anaerobic environments?arrow_forward
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