Microbiology Fundamentals: A Clinical Approach
3rd Edition
ISBN: 9781259709227
Author: Marjorie Kelly Cowan Professor, Heidi Smith
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 9, Problem 1VC
From chapter 3, figure 3.15. Study this illustration of a gram-negative cell envelope. In what ways could alcohol damage these two membranes? How would that harm the cell?
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Chapter 9 Solutions
Microbiology Fundamentals: A Clinical Approach
Ch. 9.1 - Clearly define the terms sterilization,...Ch. 9.1 - Prob. 2AYPCh. 9.1 - Compare the action of microbicidal and...Ch. 9.1 - Name four categories of cellular targets for...Ch. 9.2 - Prob. 5AYPCh. 9.2 - Prob. 6AYPCh. 9.2 - Prob. 7AYPCh. 9.2 - Prob. 8AYPCh. 9.2 - Prob. 9AYPCh. 9.2 - Prob. 10AYP
Ch. 9.2 - Differentiate between the two types of radiation...Ch. 9.2 - Prob. 12AYPCh. 9.3 - Name the desirable characteristics of chemical...Ch. 9.3 - Prob. 14AYPCh. 9.3 - List advantages and disadvantages to phenolic...Ch. 9.3 - Prob. 16AYPCh. 9.3 - Prob. 17AYPCh. 9.3 - Identify some heavy metal control agents.Ch. 9.3 - Prob. 19AYPCh. 9.3 - Identify applications for ethylene oxide...Ch. 9.3 - Prob. 1MMCh. 9.3 - Prob. 2NPCh. 9.3 - Q. What is the mode of action of chlorhexidine?Ch. 9.3 - In the health care environment, use of...Ch. 9 - Prob. 1NPCh. 9 - Prob. 1QCh. 9 - Prob. 2QCh. 9 - Triclosan and other antimicrobial compounds have...Ch. 9 - Microbial control methods that kill _____ are able...Ch. 9 - Prob. 5QCh. 9 - Prob. 6QCh. 9 - Prob. 7QCh. 9 - Prob. 8QCh. 9 - Prob. 9QCh. 9 - Prob. 10QCh. 9 - Do you think UV radiation is a good way to...Ch. 9 - Suggest a possible mechanism for how a microbe...Ch. 9 - Prob. 13QCh. 9 - Prob. 14QCh. 9 - What additional considerations would you have to...Ch. 9 - Sanitization is a process by which a. the...Ch. 9 - Prob. 17QCh. 9 - Defend this statement: It is possible to make our...Ch. 9 - The most versatile method for sterilizing...Ch. 9 - Precisely what is microbial death?Ch. 9 - Prob. 21QCh. 9 - From chapter 3, figure 3.15. Study this...
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- Thank you very much for your help How do the differences between gram-positive and gram-negative cell walls influence the cell’s clinical behaviour, detection and treatment?arrow_forwardI am doing my microbiology homework and I need help with these questions: 1) List the structures ALL bacteria possess. 2) Identify three structures SOME but not all bacteria possess. 5) Describe the structure and function of three different structures found outside of the bacterial cytoplasmic membrane. 6) Differentiate between the two main types of bacterial envelope structures. 7) Why are Gram-positive cell walls stronger than Gram-negative cell walls? 8) Name a substance in the envelope of SOME bacteria that can cause severe symptoms in humans. 9) Describe the causes of sporogenesis and germination 10) Compare and contrast the major features of archaea, bacteria and eukaryotes by completing the table below. Characteristic Bacteria Archaea Eukarya Chromosome Type of Ribosomes Protein Synthesis Similar to Eukarya Sterols In Membrane Membrane-bound Organelles Peptidoglycan in Cell wallarrow_forwardMatch the following with the choices on the right Bacteria 1. Eukaryotic photosynthetic organisms that are not plants 2. Nucleic acid in a protein coat 3. An infectious particle that is a protein Archaea Fungi Protozoa Algae Platyhelminthes Nematoda Viruses Viroids 4. Prokaryotes, usually with peptidoglycan Prions cell wallsarrow_forward
- Which of the following would be most likely to help a microbe survive human stomach acid to cause an infection in the intestines? O Peptidoglycan cell walls Endospores Capsules Piliarrow_forwardThe figure below is an electron micrograph of the gram-negative bacterium Azotobacter vinelandii, taken at 49,500X magnification. Using Chapter 13 in your text as reference, identify the marked cellular components. barrow_forwardWhich of the following medications inhibits bacterial cell wall synthesis? Check All That Apply PenicillinPenicillin VancomycinVancomycin TetracyclineTetracycline BacitracinBacitracin Chloramphenicolarrow_forward
- Question 4 Refer to the diagram below to answer the following questions: Bacteria Eukarya Green filamentous Slime Archaea bacteria Entamoebae moulds Animals Fungi Spirochetes Methanosarcina Methanobacterlum Proteobacteria Halophiles Gram - Plants Methanococcus T. celer Thermoproteus Cyanobacteria. positives Cililates Planctomyces Flagellates Pyrodictium Bacteroides Cytophaga Thermatoga Trichomonads Microsporidia Diplomonads Aquifex a) What do Bacteria, Archaea, and Eukarya refer to? (Blank 1) b) Which organism is most closely related to Pyrodictium (Blank 2) Blank # 1 Blank # 2arrow_forwardFigure 22.16 Which of the following statements is true? Gram-positive bacteria have a single cell wall anchored to the cell membrane by lipoteichoic acid. Pori ns allow entry of substances into both Gram-positive and Gram-negative bacteria. The cell wall of Gram-negative bacteria is thick, and the cell wall of Gram-positive bacteria is thin. Gram-negative bacteria have a cell wall made of peptidoglycan, whereas Gram positive bacteria have a cell wall made of lipoteichoic acid.arrow_forwardProkaryotes stain as Gram-positive or Gram-negative because of differences in the_______. a. cell wall b. cytoplasm c. nucleus d. chromosomearrow_forward
- Which of the following statement/s is/are true about gram negative bacteria Cell wall has thin peptidoglycan layer Cell wall lipid content is very low Lipopolyscharride layer is present All of the abovearrow_forwardWhy do low concentrations of alcohol inhibit Gram-negative bacteria more than Gram-positive bacteria? Explain how the alcohol interacts with: 1) Gram-negative cell wall structures 2) Gram-positive cell wall structuresarrow_forwardThank you very much for your help How does each of the differences between prokaryotes and eukaryotes influence bacterial infection and treatment?arrow_forward
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