Foundations in Microbiology
10th Edition
ISBN: 9781259705212
Author: Kathleen Park Talaro, Barry Chess Instructor
Publisher: McGraw-Hill Education
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Chapter 7.L1, Problem 8MCQ
Summary Introduction
Introduction:
Osmosis and facilitated diffusion are both types pf passive transport. The inherent energy of the molecules moving down a gradient does the work of transport.
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4. Which one of the following requires an energy source? a. a large molecule transported with its concentrated gradient b. a large molecule transported using facilitated diffusion c. a large molecule that has to use pinocytosis d. a large molecule that chemically emulates water e. a large molecule that chemically emulates oxygen
Which of the following is true of passive transport?a. it requires a gradient
b. it uses the cell wall
c. it includes endocytosis
d. it only moves water
8. Which statement(s) are correct.
A. All bacteria have cell walls.
B. All fungi have chitin in their cell walls.
C. All algae have cellulose in their cell walls
D. All protozoans have protein in their cell walls
Chapter 7 Solutions
Foundations in Microbiology
Ch. 7.1 - 1. Describe the major environmental factors to...Ch. 7.1 - 2. Define nutrition and nutrients and their...Ch. 7.1 - 3. Differentiate between organic and inorganic...Ch. 7.1 - Prob. 4ELOCh. 7.1 - Prob. 1CYPCh. 7.1 - Prob. 2CYPCh. 7.1 - 3. List the general functions of the essential...Ch. 7.1 - 4. Define growth factors and metallic ions with...Ch. 7.2 - 5. Describe the main categories of nutritional...Ch. 7.2 - 6. Distinguish different types of autotrophs and...
Ch. 7.2 - Prob. 7ELOCh. 7.2 - 5. Compare autotrophs and heterotrophs with...Ch. 7.2 - 6. Describe the nutritional strategy of two types...Ch. 7.2 - Prob. 7CYPCh. 7.2 - Prob. 8CYPCh. 7.3 - 8. Describe the basic factors in diffusion and...Ch. 7.3 - Prob. 9ELOCh. 7.3 - 10. Analyze adaptations microbes make in response...Ch. 7.3 - Prob. 11ELOCh. 7.3 - 9. Compare and contrast passive and active forms...Ch. 7.3 - Prob. 10CYPCh. 7.3 - 11. Explain the differences between facilitated...Ch. 7.3 - 12. Compare the effects of isotonic, hypotonic,...Ch. 7.4 - 12. Differentiate between habitat and niche.Ch. 7.4 - 13. Describe the range of temperatures a microbe...Ch. 7.4 - Prob. 14ELOCh. 7.4 - Prob. 15ELOCh. 7.4 - Prob. 16ELOCh. 7.4 - Prob. 17ELOCh. 7.4 - Prob. 13CYPCh. 7.4 - Prob. 14CYPCh. 7.4 - 15. Explain what it means to be an obligate...Ch. 7.4 - 16. Where in the body are anaerobic habitats apt...Ch. 7.4 - Prob. 17CYPCh. 7.5 - 18. Outline the types of associations among...Ch. 7.5 - Prob. 19ELOCh. 7.5 - Prob. 20ELOCh. 7.5 - Prob. 21ELOCh. 7.5 - Prob. 22ELOCh. 7.5 - Prob. 18CYPCh. 7.5 - Prob. 19CYPCh. 7.5 - Prob. 20CYPCh. 7.5 - 21. Relate several advantages to communication...Ch. 7.6 - Prob. 23ELOCh. 7.6 - 24. Describe the process of population growth and...Ch. 7.6 - 25. Explain the stages in the population growth...Ch. 7.6 - Prob. 26ELOCh. 7.6 - 22. What is microbial growth? Explain the stages...Ch. 7.6 - 23. Why is growth called exponential? What causes...Ch. 7.6 - 24. Contrast two different methods of detecting...Ch. 7.6 - 25. Explain the relationship between colony counts...Ch. 7.L1 - 1. An organic nutrient essential to an...Ch. 7.L1 - Prob. 2MCQCh. 7.L1 - 3. An organism that can synthesize all its...Ch. 7.L1 - Prob. 4MCQCh. 7.L1 - Prob. 5MCQCh. 7.L1 - 6. Which of the following substances are required...Ch. 7.L1 - 7. A pathogen would most accurately be described...Ch. 7.L1 - Prob. 8MCQCh. 7.L1 - Prob. 9MCQCh. 7.L1 - Prob. 10MCQCh. 7.L1 - Prob. 11MCQCh. 7.L1 - 12. Which of the following is not involved in...Ch. 7.L1 - 13. Superoxide ion is toxic to strict anaerobes...Ch. 7.L1 - Prob. 14MCQCh. 7.L1 - 15. In a viable plate count, each ____ represents...Ch. 7.L1 - 16. The stage in population growth with the...Ch. 7.L1 - Prob. 1CSRCh. 7.L1 - Prob. 2CSRCh. 7.L1 - Prob. 3CSRCh. 7.L1 - Prob. 1WCCh. 7.L1 - Prob. 2WCCh. 7.L1 - Prob. 3WCCh. 7.L1 - Prob. 4WCCh. 7.L1 - 5. a. What biochemical events in quorum sensing...Ch. 7.L1 - 6. Explain what is happening to the population at...Ch. 7.L1 - Prob. 7WCCh. 7.L2 - 1. a. Is there a microbe that could grow on a...Ch. 7.L2 - 2. Describe how one might determine the nutrient...Ch. 7.L2 - 3. Patients with ketoacidosis associated with...Ch. 7.L2 - Prob. 4CTCh. 7.L2 - 5. Provide some suggestions for treating anaerobic...Ch. 7.L2 - Prob. 6CTCh. 7.L2 - Prob. 7CTCh. 7.L2 - Prob. 8CTCh. 7.L2 - 9. Describe the similarities and differences...Ch. 7.L2 - 1. Place appropriate points on the axes and draw...Ch. 7.L2 - Prob. 2VC
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- A driving ion moving through a membrane channel in one direction gives energy to actively transport another molecule in the opposite direction. What is this process called? a. facilitated diffusion b. antiport transport c. symport transport d. primary active transport pump e. contransportarrow_forwardThe diffusion of substances within a solution tends to move those substances ________ their ________ gradient. up; electrical up; electrochemical down; pressure down; concentrationarrow_forwardWhich of the following statements is true for the figure in question 8? a. The net movement of solutes is into the cell. b. There is no concentration gradient. c. There is a potential for plasmolysis. d. The solvent will move against its concentration gradient. e. If this were a plant cell, turgor pressure would be maintained.arrow_forward
- Choose the term that best completes the following analogy: Cytoplasm is to cytosol as a swimming pool containing chlorine and flotation toys is to ________. the walls of the pool the chlorine the flotation toys the waterarrow_forwardWhich of the following are glycoproteins whose function is affected by the common cold birus? a. plasmodesmata b. desmosomes c. cell adhesion molecules d. flagella e. ciliaarrow_forward1. Explain why drinking saltwater causes diarrhea and dehydration.2. Describe the difference between the size of bacteria and size of an ion.3. Explain why water is needed in plant cells.arrow_forward
- A cell exposed to a hypertonic environment will ________ by osmosis.a. gain water b. lose water c. neither gain nor lose water d. burstarrow_forward1. In a passive process (passive transport) across a cell's plasma membrane, ______ differences drive the movement; while in an active process, the cell provides ______ to power the transport process. A. concentration, ATP B. ATP, concentration C. differential permeability , driving force D. driving force, differential permeabilityarrow_forward3) The structure that confers structural strength on the cell is known as the A) cytoplasmic membrane. B) cell wall. C) ribosome. D) cytoplasm.arrow_forward
- 2. What kind of drug, antibiotic or enzyme can be a control method that would work against the external structure found in prokaryotic cell that can degrade that cell and what would the outcome be ? Ex: flagellaarrow_forwardWhen an animal cell is placed on an isotonic solution, water molecules will A) Move out of the cell, resulting in shrinkage B) move into the cell until it bursts C) move into and out of the cell at equal rates D) stop moving need help for this, thanksarrow_forwardThere is a 2M concentration of molecule X inside the cell, whereas there is a 0.4M concentration of molecule X outside the cell. The cell is ______ to the solution a. Hypotonic b. Hypertonic c. Isotonic d. Who knows!arrow_forward
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