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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33. Which statements concerning passive and active transport are correct?
A. Both passive and active transport requires cell energy
B. Passive requires cell energy while active transport does not
C. Active transport requires cell energy while passive does not
D. Neither passive nor active transport requires cell energy
20. Which of the following is NOT true of ABC transport?
A. An example of active transport systems
B. ATP-dependent process
C. Employ carrier proteins
D. It moves molecules against the concentration gradient
E. Observed only in Eukarya
10. Passive transport:
a. occurs from regions of low to high concentration.
b. always requires a carrier protein.
c. moves molecules into or out of cells.
d. moves large quantities of molecules into or out of cells.
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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- 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 oxygenarrow_forward8. If two solutions with concentrations of 0.2 M sugar and 0.4 M sugar respectively are separated by a semipermeable membrane, during osmosis, what is the direction of the net flow? a. Sugar molecules from the concentrated to the dilute solution b. Sugar molecules from the dilute to the concentrated solution c. Water molecules from the concentrated to the dilute solution d. Water molecules from the dilute to the concentrated solutionarrow_forward22. Which of the following statements about passive processes of membrane transport is true? a. cellular energy is not required b. substances move along its concentration gradient c. all require the aid of proteins during transport d. a and b e. a and carrow_forward
- 29. Which proteins are involved in the fusion of vesicles to the plasma membrane during exocytosis? a. t-SNARE attached to the plasma membrane b. v-SNARE attached to the vesicle membrane c. secretory vesicle loaded with molecules d. a and b e. a, b, and carrow_forwardMovement of cell against concentration gradient is called: A. osmosis B. active transport C. diffusion D. passive transportarrow_forward3) In gram-negative bacteria, facilitated diffusion of solutes across the plasma membrane depends on: Group of answer choices B. porins A and B A. a concentration gradient C. ATP A and Carrow_forward
- 1. A researcher is studying White Blood Cells (Leukocytes) of a patient infected with Tuberculosis bacteria. He notices that the bacteria are in vesicles in the cytoplasm. How did the bacteria come to be inside the cell? a.Exocytosis b.Pinocytosis c.Receptor-mediated endocytosis d.Transcytosis Active transport must function continuously because ________________. a.facilitated transport opposes active transport b.not all membranes are amphiphilic c.diffusion is constantly moving solutes in opposite directions d.the cell needs ions outside the cell e.plasma membrane wear outarrow_forward7. Give an example of a situation where BIP would be expected to bind your made up protein in the cell 8. Give an example of a protein transport system that moves folded proteins across membranes 9. How does the cell achieve unidirectional transport of proteins into the nucleus? BASE ON PROTEINarrow_forwardWhich of the following type of transport processes is commonly used by bacteria in a nutrient-deficient environment? Select one: A. facilitated diffusion OB. simple diffusion Oc. active transport D. osmosisarrow_forward
- 9. Which of the following cellular process is coupled with the hydrolysis of ATP? A. Facilitated diffusion B. Active transport C. Chemiosmosis D. Osmosis E. Na+ movement into a nerve cellarrow_forward5. Lists I and II show different types of transport and transporters. These options may be used more than once. Below the lists, several transport scenarios are described. For each scenario, match the correct options from List I and List II by writing the letters for your choices in the blanks provided. List I A. simple diffusion B. passive transport (facilitated diffusion) C. primary active transport D. secondary active transport III Energy Source concentration gradient first established by environment concentration gradient first established by transport concentration gradient first established by environment concentration gradient first established by transport ATP hydrolysis Molecule 1 glucose outside the cell to inside the cell lactose outside the cell to inside the cell oxygen outside the cell to inside the cell Na outside the cell to inside the cell K* outside the cell to inside the cell List II A. uniporter B. symporter C. antiporter D. no transport protein none Molecule 2 H+…arrow_forwardThe passive, non-mediated movement of particles into or out of a cell following the particle’s concentration gradient is called A. osmosis B. vesicular transport C. filtration D. diffusion E. facilitated diffusion F. active transportarrow_forward
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