Microbiology: An Evolving Science (Fourth Edition)
4th Edition
ISBN: 9780393615098
Author: John W. Foster, Joan L. Slonczewski
Publisher: W. W. Norton & Company
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Chapter 19, Problem 7RQ
Summary Introduction
To review:
The contribution of different Archaea in the cycling of nitrogen and sulfur in the ecosystem.
Introduction:
Archaea occupy a significant position in the microbial biomass on Earth. They have evolved a variety of
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Compare the mechanisms by which most eukaryotic cells acquire nutrients with those used by bacteria and archaea. What are the implications in terms of survival in different habitats and competition between eukaryotic microbes such as protists and bacteria and archaea?
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Describe features of prokaryotes that enable them to thrive in a widerange of different environments.
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Microbiology: An Evolving Science (Fourth Edition)
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- Distinguish between the main groups of archaea and identify specific types of archaea belonging to each grouparrow_forwardWhy are archaea commonly referred to as extremophiles?arrow_forwardIdentify the critical ecological roles played by prokaryotes and briefly describe their relationships with other organisms.arrow_forward
- Methanogenesis is a metabolic process found only among certain members of domain Archaea. A) O True B) O Falsearrow_forwardList some genera of free-living and symbiotic nitrogen-fixing bacteria.arrow_forwardDescribe the characteristics of cyanobacteria, including how nitrogen-fixing species protect their nitrogenase enzyme from O2arrow_forward
- Explain the ecological importance of cyanobacteria.arrow_forwardWhat types of environments are inhabited by archaea? Why are methanogens important?arrow_forward47)Which process is only carried out by prokaryotes eutrophication weathering of phosphate rich rocks biological nitrogen fixation primary production carbon fixationarrow_forward
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