Foundations in Microbiology
10th Edition
ISBN: 9781259705212
Author: Kathleen Park Talaro, Barry Chess Instructor
Publisher: McGraw-Hill Education
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Chapter 3.L1, Problem 6MCQ
Summary Introduction
Introduction:
Microorganisms are isolated and cultured for various reasons. Culture is the observable macroscopic growth of the microorganism in liquid and solid media. Subcultures of organisms can be made from already existing colonies on solid media.
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Microbes that can be grown on agar petri dish include
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Chapter 3 Solutions
Foundations in Microbiology
Ch. 3.1 - Explain what unique characteristics of...Ch. 3.1 - Briefly outline the processes and purposes of the...Ch. 3.1 - Name the notable features of microorganisms that...Ch. 3.1 - In one sentence each, define what is involved in...Ch. 3.2 - Prob. 3ELOCh. 3.2 - Prob. 4ELOCh. 3.2 - Prob. 5ELOCh. 3.2 - Prob. 6ELOCh. 3.2 - Prob. 7ELOCh. 3.2 - Prob. 8ELO
Ch. 3.2 - Prob. 3CYPCh. 3.2 - Prob. 4CYPCh. 3.2 - Prob. 5CYPCh. 3.2 - Prob. 6CYPCh. 3.2 - Prob. 7CYPCh. 3.2 - Prob. 8CYPCh. 3.2 - Prob. 9CYPCh. 3.2 - Compare the way that the image is formed in the...Ch. 3.3 - Prob. 9ELOCh. 3.3 - Define dyes and describe the basic chemistry...Ch. 3.3 - Prob. 11ELOCh. 3.3 - Distinguish between simple, differential, and...Ch. 3.3 - Describe the process of Gram staining and how its...Ch. 3.3 - Prob. 11CYPCh. 3.3 - Explain what happens in positive staining to cause...Ch. 3.3 - Prob. 13CYPCh. 3.3 - For a stain to be considered differential, what...Ch. 3.3 - Prob. 15CYPCh. 3.4 - Prob. 14ELOCh. 3.4 - Prob. 15ELOCh. 3.4 - Explain what an isolated colony is and indicate...Ch. 3.4 - Differentiate between a pure culture, subculture,...Ch. 3.4 - What kinds of data are collected during...Ch. 3.4 - Prob. 19ELOCh. 3.4 - Prob. 16CYPCh. 3.4 - Prob. 17CYPCh. 3.4 - Prob. 18CYPCh. 3.4 - Compare and contrast three common laboratory...Ch. 3.4 - Describe how an isolated colony forms.Ch. 3.4 - Prob. 21CYPCh. 3.5 - Prob. 20ELOCh. 3.5 - Name the three general categories of media, based...Ch. 3.5 - Compare and contrast liquid, solid, and semisolid...Ch. 3.5 - Prob. 23ELOCh. 3.5 - Prob. 24ELOCh. 3.5 - Identify the qualities of enriched, selective, and...Ch. 3.5 - Explain what it means to say that microorganisms...Ch. 3.5 - Describe live media and the circumstances that...Ch. 3.5 - Describe the main purposes of media, and compare...Ch. 3.5 - Differentiate among the ingredients and functions...Ch. 3.5 - Explain the two principal functions of dyes in...Ch. 3.5 - Why are some bacteria difficult to grow in the...Ch. 3.5 - What conditions are necessary to cultivate viruses...Ch. 3.L1 - Prob. 1MCQCh. 3.L1 - Prob. 2MCQCh. 3.L1 - Prob. 3MCQCh. 3.L1 - Prob. 4MCQCh. 3.L1 - Prob. 5MCQCh. 3.L1 - Prob. 6MCQCh. 3.L1 - Resolution is _____________ with a longer...Ch. 3.L1 - Prob. 8MCQCh. 3.L1 - Prob. 9MCQCh. 3.L1 - The specimen for an electron microscope is always...Ch. 3.L1 - Motility is best observed with a a. hanging drop...Ch. 3.L1 - Prob. 12MCQCh. 3.L1 - Prob. 13MCQCh. 3.L1 - Prob. 14MCQCh. 3.L1 - What type of medium is used to maintain and...Ch. 3.L1 - Prob. 16MCQCh. 3.L1 - Multiple Matching. For each type of medium, select...Ch. 3.L1 - Prob. 1CSRCh. 3.L1 - Prob. 2CSRCh. 3.L1 - Prob. 3CSRCh. 3.L1 - Prob. 1WCCh. 3.L1 - Prob. 2WCCh. 3.L1 - Prob. 3WCCh. 3.L1 - Describe the steps of the Gram stain, and explain...Ch. 3.L1 - Describe the steps you would take to isolate,...Ch. 3.L1 - Prob. 6WCCh. 3.L1 - Evaluate the following preparations in terms of...Ch. 3.L2 - A certain medium has the following composition: a....Ch. 3.L2 - a. Name four categories that blood agar fits. b....Ch. 3.L2 - Prob. 3CTCh. 3.L2 - Go back to section 1.2 and observe the six...Ch. 3.L2 - Since the dyes for the Gram stain are not specific...Ch. 3.L2 - Examine figure 3.10a, b (shown here). If you...Ch. 3.L2 - Prob. 2VC
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- Which of the following medium is considered an enriched medium? a. LB b. T-soy c. Nutrient d. Chocolate agar plate d. None of the abovearrow_forwardA fastidious organism must be grown on what type of medium? a. general-purpose medium c. synthetic medium b. differential medium d. enriched mediumarrow_forwardMake a chart of all the organisms (Columns) with results a. Blood Agar Plate b. PEA Agar Plate c. Mac Conkey Agar Plate d. Mannitol Salt Agar Plate e. Nutrient Agar Platearrow_forward
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- What type of media is used to encourage the growth of only the suspected pathogen from nonsterile specimens containing a diversity of bacterial species? a. O b. OC O d. selective media differential media general media none of the abovearrow_forwardMotility is best observed with a a. hanging drop preparation c. streak plate b. negative stain d. flagellar stainarrow_forwardYou pipette 1mL from a 30mL starting culture into a 99mL blank labeled A. You plate 1mL and 0.1mL of blank A onto plates B and C, respectively. Plate B has 310 colonies and Plate C has 31 colonies. What is the total cfu of the original culture? Select one: a. 9.3e5 b. 3.1e3 c. 3.1e4 d. 9.3e4 e. 3.1e5arrow_forward
- 1. Explain why the following steps are essential during sub-culturing: a. Flaming the inoculating instrument prior to and after each inoculation b. Holding the test tube caps in the hand as illustrated in Figure 1. c. Cooling the inoculating instrument prior to obtaining the inoculum d. Flaming the neck of the tubes immediately after uncapping and before recapping 2. Describe the purposes of the sub-culture procedure. 3. Explain why a straight inoculating needle is used to inoculate an agar deep tube. 4. What is the indication of bacterial growth in each of the media? (nutrient broth, nutrient agar slant, nutrient agar deep? 5. Enumerate the Good Microbiological Practices encountered in the activity. 6. Upon observation of the nutrient agar slant culture, you strongly suspect that the culture is contaminated. Outline the method you would follow to ascertain whether your suspicion is justified.arrow_forwardMacConkey Agar is considered as: a. Differential CM only b. Enriched CM only c. Selective CM only d. Selective and differential CMarrow_forward3. Internet search for microbial colony descriptive terms to be used in your colony characterization. a. Whole colony shape b. Size of colony c. Edge/margin of colony d. Chromogenesis or pigmentation e. Opacity of colony f. Elevation of colony g. Surface of colony h. Consistency or texture of colonyarrow_forward
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