Biology: Concepts and Investigations
3rd Edition
ISBN: 9780077680992
Author: Hoefnagels
Publisher: MCG
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Textbook Question
Chapter 17, Problem 2WIO
Why do some microbiologists disagree with classifying bacteria and archaea as" prokaryotes”?
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Why do some microbiologists disagree with classifying bacteria and archaea as “prokaryotes”?
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Chapter 17 Solutions
Biology: Concepts and Investigations
Ch. 17.1 - What are two domains that contain prokaryotes?Ch. 17.1 - Prob. 2MCCh. 17.1 - Prob. 3MCCh. 17.1 - Why are most species of prokaryotes little...Ch. 17.2 - Prob. 1MCCh. 17.2 - Prob. 2MCCh. 17.2 - What does the Gram stain reveal about a cell?Ch. 17.2 - Prob. 4MCCh. 17.2 - Prob. 5MCCh. 17.2 - How are molecular data changing microbial...
Ch. 17.2 - Prob. 7MCCh. 17.3 - Prob. 1MCCh. 17.3 - Prob. 2MCCh. 17.3 - Prob. 3MCCh. 17.4 - Prob. 1MCCh. 17.4 - Prob. 2MCCh. 17.4 - What adaptations enable pathogenic bacteria to...Ch. 17.4 - What are some practical uses of bacteria and...Ch. 17.5 - Prob. 1MCCh. 17.5 - Prob. 2MCCh. 17 - A prokaryotic cell is one that a. lacks DNA. b....Ch. 17 - Which of these is a distinguishing characteristic...Ch. 17 - What feature distinguishes the cell walls of...Ch. 17 - What type of organism may use inorganic chemicals...Ch. 17 - Prob. 5MCQCh. 17 - Prob. 6MCQCh. 17 - Prob. 7MCQCh. 17 - Prob. 8MCQCh. 17 - Explain why the antibiotics penicillin and...Ch. 17 - Why do some microbiologists disagree with...Ch. 17 - Give five examples that illustrate how bacteria...Ch. 17 - If you were developing a new "broad-spectrum"...Ch. 17 - Describe your own metabolic classification: Are...Ch. 17 - Prob. 6WIOCh. 17 - Ernst Mayr defined a biological species as a...Ch. 17 - Why did the discovery of archaea generate interest...Ch. 17 - Prob. 9WIOCh. 17 - Prob. 10WIOCh. 17 - Ecosystems rely on nitrogen -fixing bacteria,...Ch. 17 - Prob. 12WIOCh. 17 - Prob. 13WIOCh. 17 - Prob. 14WIOCh. 17 - Prob. 15WIOCh. 17 - Mycobacterium tuberculosis causes most cases of...Ch. 17 - Add autotrophs, heterotrophs, phototrophs, and...Ch. 17 - Prob. 2PITCh. 17 - Prob. 3PITCh. 17 - Prob. 4PITCh. 17 - Prob. 6PIT
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- Bacteria, Archaea and Eukarya are three _____________ .arrow_forwardWhy were Archaea originally thought to be simply unusual forms of Bacteria? What lines of evidence showed this domain to form a distinct branch on the tree of life?arrow_forwardThere are two types of prokaryotes: bacteria and____________________.arrow_forward
- How do bacteria and archaea differ from each other? Contrast prokaryotic cells with eukaryotic cells.arrow_forwardWhat leads microbiologists to believe the archaea are more closelyrelated to eukaryotes than to bacteria?arrow_forwardIn the domain system of classification, prokaryotes are divided into two domains: Bacteria and Archaea. The two domains differ in all BUT one feature. Which feature do they have in common? A. They both thrive in extreme environments. B. They both have prokaryotic cells. C. They both are able to live only under anaerobic conditions. D. They both have identical cell walls.arrow_forward
- Despite many interesting characteristics and features observed in Archaea, why is there not much study about these organisms?arrow_forwardWhy are prokaryotes so abundant and have such high diversity?arrow_forwardWhy do you think it is much more difficult to classify microbial species than plants or animals?arrow_forward
- Why is the term prokaryote considered an inadequate descriptor by some microbiologists?arrow_forwardProkaryotic organisms have recently been divided into two domains, Bacteria and Archaea. Which of the following is NOT correctly matched in terms of Domain and prokaryote? Eubacteria, spirochetes Archaea, halophiles Eubacteria, cyanobacteria Archaea, methanogens Archaea, spirochetesarrow_forwardWhat terms would describe a prokaryote that lives in boiling hot springs, harnesses energy from the heat, and does not need oxygen to survive?arrow_forward
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