MICROBIOLOGY W/ACCESS
4th Edition
ISBN: 9781266808685
Author: Cowan
Publisher: MCG
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Textbook Question
Chapter 12, Problem 8MCQ
Which of the following modes of action would be most selectively toxic?
- a. interrupting ribosomal function
- b. dissolving the cell membrane
- c. preventing cell wall synthesis
- d. inhibiting
DNA replication
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Chapter 12 Solutions
MICROBIOLOGY W/ACCESS
Ch. 12.1 - State the main goal of antimicrobial treatment.Ch. 12.1 - Identify sources of the most commonly used...Ch. 12.1 - Summarize two methods for testing antimicrobial...Ch. 12.1 - Prob. 4AYPCh. 12.2 - Prob. 5AYPCh. 12.2 - Describe the five major targets of antimicrobial...Ch. 12.2 - Identify which categories of drugs are most...Ch. 12.3 - Prob. 2CFCh. 12.3 - Prob. 8AYPCh. 12.3 - Trace the development of penicillin...
Ch. 12.3 - Prob. 10AYPCh. 12.3 - Prob. 11AYPCh. 12.3 - Prob. 12AYPCh. 12.3 - Prob. 13AYPCh. 12.3 - Identify the cellular target of quinolones, and...Ch. 12.3 - Prob. 15AYPCh. 12.3 - Prob. 16AYPCh. 12.3 - Prob. 17AYPCh. 12.3 - Prob. 18AYPCh. 12.3 - Describe two major modes of action of antiviral...Ch. 12.4 - Prob. 20AYPCh. 12.4 - Prob. 21AYPCh. 12.4 - Discuss at least three novel antimicrobial...Ch. 12.5 - Distinguish between drug toxicity and allergic...Ch. 12.5 - Prob. 24AYPCh. 12 - Prob. 1CFCh. 12 - Prob. 1MCQCh. 12 - Prob. 2MCQCh. 12 - Prob. 3MCQCh. 12 - Microbial resistance to drugs is acquired through...Ch. 12 - Prob. 5MCQCh. 12 - Prob. 6MCQCh. 12 - Prob. 7MCQCh. 12 - Which of the following modes of action would be...Ch. 12 - Prob. 9MCQCh. 12 - Prob. 10MCQCh. 12 - Prob. 11TFCh. 12 - Prob. 12TFCh. 12 - Biofilms are difficult to treat and do not always...Ch. 12 - Prob. 14TFCh. 12 - Prob. 15TFCh. 12 - Construct a paragraph describing the...Ch. 12 - Prob. 2CTQCh. 12 - Prob. 3CTQCh. 12 - Prob. 4CTQCh. 12 - Prob. 5CTQCh. 12 - Prob. 6CTQCh. 12 - Antibiotic-resistance genes, as well as other...Ch. 12 - Prob. 8CTQCh. 12 - Prob. 9CTQCh. 12 - Prob. 10CTQCh. 12 - Prob. 1CCCh. 12 - Prob. 2CCCh. 12 - Figure 12.5. Where could penicillinase affect each...Ch. 12 - From chapter 6, process figure 6.14a. Describe as...Ch. 12 - Prob. 1CM
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.Similar questions
- Which of the following is not used as an antiseptic? A. Chlorhexidine B. Phenol C. Iodophor D. Hydrogen Peroxidearrow_forwardThe type of antimicrobial drug that would be most likely to have toxic effects in humans based on the premise of selective toxicity when treating microbial infection would be a drug that O 1) inhibits the synthesis of the cell wall O 2) inhibits metabolic pathways O 3) disrupts the cytoplasmic membrane 4) inhibits protein synthesis 5) All of the above have equal potential to be toxicarrow_forwardWhich of the following is NOT a property of an antimicrobial agent? a. Must have a known concentration over a period of time required to eliminate a pathogen b. all choices are correct c. must be selectively toxic d. Must have a favorable chemotherapeutic indexarrow_forward
- Select all of the pathways that can lead to pore production in a microbial cell. A. Alternative B. Lectin C. Classicalarrow_forwardA compound synthesized by bacteria or fungi that destroys or inhibitsthe growth of other microbes is a(n)a. synthetic drug b. antibiotic c. antimicrobial drug d. competitive inhibitorarrow_forwardWhich ONE of the following best describes ciprofloxacin? Select one: A. Active against Streptococcus pneumoniae B. An inhibitor of RNA synthesis C. An antimicrobial prodrug D. A natural product produced by Streptomyces spp. E. Subject to new restrictions and precautions for use due to very rare reports of disabling and potentially long-lasting or irreversible side effectsarrow_forward
- An antiviral drug that is a guianine analog would have an antiviral mode of action that: a) blocks penetration b) blocks DNA replication c) inhibits peptidoglycan cross linking d) blocks maturation e) bonds to ergosterol in the cell membranearrow_forwardAn example of an agent that has lowers the surface tension of cells isarrow_forward1.) Which of the following are criteria for antibiotics? ( Select all that apple) A. Kill viruses B. Chemical substances produced by a microscope C. Effective in small doses D. Stops the growth or kills other microorganisms. 2) which antibiotic inhibits protein synthesis? ( select all that apply) A. Gentamicin B. Amoxicillin C. Erythromycin D. Tetracyclinearrow_forward
- The statements are given below, which will best describe why antimicrobial drugs that affect cell wall synthesis tend to have selective toxicity when used by humans? Human cells only synthesize peptidoglycan as a food source Cell wall synthesis is a common metabolic process in humans and bacteria. Most bacteria only synthesize cell walls during their log phase of growth. Human cells do not have cell walls.arrow_forwarda) Biofilm is: a. a complex established community of microorganisms on solid surfaces b. is a layer of millions of identical bacteria on solid surfaces c. is a layer of compounds released from the tissue as a protection against pathogenic microorganisms d. All of these are correct b) Capsule formation is associated with the virulence of pathogenic bacteria. Why? Select all that apply. a. They are sticky and attach better b. They can escape phagocytosis c. The capsule makes them grow/multiply faster d. They kill immune cellsarrow_forwardWhat is the mechanism of action of the antimicrobial used to treat patients with Fungal infections * a. Inhibits ergosterol synthesis b. Inhibits glucan synthesis c. Inhibits protein synthesis d. Inhibits nucleic acid synthesisarrow_forward
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