Modified Mastering Microbiology with Pearson eText -- Standalone Access Card -- for Microbiology with Diseases by Body System (5th Edition)
5th Edition
ISBN: 9780134607900
Author: Robert W. Bauman Ph.D.
Publisher: PEARSON
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Textbook Question
Chapter 3, Problem 8TMW
Why did scientists in the 19th and early 20th centuries think that archaea were bacteria?
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Why are prokaryotes so abundant and have such high diversity?
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Chapter 3 Solutions
Modified Mastering Microbiology with Pearson eText -- Standalone Access Card -- for Microbiology with Diseases by Body System (5th Edition)
Ch. 3 - Prob. 1TMWCh. 3 - In 1985, an Israeli scientist discovered the...Ch. 3 - Why is a pilus a type of fimbria, but a flagellum...Ch. 3 - Why is the microbe illustrated in Figure 3.2 more...Ch. 3 - The Big Game College sophomore Nadia is a star...Ch. 3 - When the bacterium Escherichia coli is grown in a...Ch. 3 - Prob. 6TMWCh. 3 - Why do scientists consider bacterial and archaeal...Ch. 3 - Why did scientists in the 19th and early 20th...Ch. 3 - Why do some scientists consider archaea, which are...
Ch. 3 - Why are eukaryotic glycocalyces covalently bound...Ch. 3 - Many antimicrobial drugs target bacterial cell...Ch. 3 - Colchicine is a drug that inhibits microtubule...Ch. 3 - A cell may allow a large or charged chemical to...Ch. 3 - Which of the following statements concerning...Ch. 3 - A 9 + 2 arrangement of microtubules is seen in...Ch. 3 - Which of the following is most associated with...Ch. 3 - Which of the following is not associated with...Ch. 3 - Which of the following is true of Svedbergs? a....Ch. 3 - Which of the following statements is true? a. The...Ch. 3 - Prob. 8MCCh. 3 - Bacterial flagella are ______________. a. anchored...Ch. 3 - Prob. 10MCCh. 3 - A Gram-negative cell is moving uric acid across...Ch. 3 - Gram-positive bacteria _______________. a. have a...Ch. 3 - Endospores ________________. a. are reproductive...Ch. 3 - Prob. 14MCCh. 3 - Dipicolinic acid is an important component of...Ch. 3 - Match the structures on the left with the...Ch. 3 - Match the term on the left with its description on...Ch. 3 - Label the structures of the following prokaryotic...Ch. 3 - Label each type of flagellar arrangement.Ch. 3 - A scientist who is studying passive movement of...Ch. 3 - Describe (or draw) an example of diffusion down a...Ch. 3 - Sketch, name, and describe three flagellar...Ch. 3 - Prob. 3SACh. 3 - The term fluid mosaic has been used in describing...Ch. 3 - A local newspaper writer has contacted you, an...Ch. 3 - Prob. 6SACh. 3 - Compare bacterial cells and algal cells, giving at...Ch. 3 - Contrast a cell of Streptococcus pyogenes (a...Ch. 3 - Differentiate among pili, fimbriae, and cilia,...Ch. 3 - Prob. 10SACh. 3 - Prob. 11SACh. 3 - Prob. 12SACh. 3 - What is the function of glycocalyces and fimbriae...Ch. 3 - Prob. 14SACh. 3 - Compare and contrast three types of passive...Ch. 3 - Prob. 16SACh. 3 - Prob. 17SACh. 3 - Prob. 18SACh. 3 - Prob. 1CTCh. 3 - Methylene blue binds to DNA. What structures in a...Ch. 3 - Prob. 3CTCh. 3 - Prob. 4CTCh. 3 - A researcher carefully inserts an electrode into...Ch. 3 - Prob. 6CTCh. 3 - An electron micrograph of a newly discovered cell...Ch. 3 - An entry in a recent scientific journal reports...Ch. 3 - Prob. 9CTCh. 3 - Prob. 10CTCh. 3 - Prob. 11CTCh. 3 - Prob. 12CTCh. 3 - Prob. 13CTCh. 3 - Prob. 14CTCh. 3 - Using the following terms, fill in the following...
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- How many species of Bacteria and Archaea have been named?How many likely exist?arrow_forwardWhy do microbiologists believe that the Archaea were the type of microbes from which all other life descended?arrow_forwardWhat types of environments are inhabited by archaea? Why are methanogens important?arrow_forward
- Which of the following is true regarding the diversity of life ? a) Domain Archaea does not contain any disease-causing organisms. b) Bacteria can vary greatly in size and range up to 700 µm in length Microbial Eukarya may have first arisen two billion years ago, well before fungi, plants c) animal d) All of the above are true 7:33 /arrow_forwardWhy is it very important for us to understand the diversity of prokaryotic organisms since we cannot see them with our naked eyes? What could be the implications if we neglect these organisms and let them be a nuisance topic in Biology?arrow_forwardWhat problem with the six-kingdom classification system was addressed by the three-domain classification system? How did it address the problem?arrow_forward
- What were the earliest forms of life on Earth? What was the energy source for the earliest form of life on earth? What are the earliest records of life on Earth? What is able to grow and thrive under conditions that would kill most other organisms (high/low pH, etc)? What are psychrophiles? Describe radioresistant prokaryotes and their habitat preferences. Who developed postulates to identify disease-causing organisms? What percent of bacteria and archaea cannot be cultured? Describe the viable-but-not-culturable state of prokaryotes. Describe planktonic prokaryotes. Why do biofilms form? What holds biofilms together? Structure of Prokaryotes Describe the nucleoid. Describe conjugation. What happens during binary fission? What are cell walls of prokaryotes primarily composed of? What structure of Archaea is different from other domains of life? What is the Bacteria division into two groups based on? Prokaryotic Metabolism Which macronutrient is…arrow_forwardIf all prokaryotes were eliminated from the planeta) animals would thrive because there would be no disease.b) archaea would thrive because there would be no competition for nutrients.c) all animals would die.d) animals and archaea would thrive.arrow_forwardWhich of the following is the newest taxonomic unit?a) Strain b) Family c) Orderd) Species e) Domainarrow_forward
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