Microbiology: An Introduction
12th Edition
ISBN: 9780321929150
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 20, Problem 6R
Why does a cell die from the following antimicrobial actions?
- a. Colistimethate binds to phospholipids.
- b. Kanamycin binds to 70S ribosomes.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Many antibiotics used in modern medicine are compounds made by fungi that inhibit bacterial
protein synthesis. Describe the specific effect of the following antimicrobial drugs:
(i) Tetracycline
(ii) Puromycin
(iii) Alpha-Amanitin
Choose the combination of answers that most accurately completes the statement.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
What kind of drug might be made out of an antimicrobial peptide and describe an advantage it would have over a drug like penicillin?
Chapter 20 Solutions
Microbiology: An Introduction
Ch. 20 - DRAW IT Show where the following antibiotics work:...Ch. 20 - List and explain five criteria used to identify an...Ch. 20 - What similar problems are encountered with...Ch. 20 - Define drug resistance. How is it produced? What...Ch. 20 - List the advantages of using two chemotherapeutic...Ch. 20 - Why does a cell die from the following...Ch. 20 - How does each of the following inhibit...Ch. 20 - The OH is missing from carbon 39 in ddI. How does...Ch. 20 - Compare the method of action of the following...Ch. 20 - NAME IT This microorganism is not susceptible to...
Ch. 20 - Which of the following pairs is mismatched? a....Ch. 20 - Prob. 2MCQCh. 20 - Prob. 3MCQCh. 20 - An antimicrobial agent should meet all of the...Ch. 20 - The most selective antimicrobial activity would be...Ch. 20 - Prob. 6MCQCh. 20 - Which of the following will not affect eukaryotic...Ch. 20 - Cell membrane damage causes death because a. the...Ch. 20 - A drug that intercalates into DNA has the...Ch. 20 - Chloramphenicol binds to the 50S portion of a...Ch. 20 - Prob. 1ACh. 20 - Why is idoxuridine effective if host cells also...Ch. 20 - Some bacteria become resistant to tetracycline...Ch. 20 - The following data were obtained from a...Ch. 20 - Prob. 5ACh. 20 - The following results were obtained from a broth...Ch. 20 - Vancomycin-resistant Enterococcus faecalis was...Ch. 20 - Prob. 2CAECh. 20 - Prob. 3CAE
Additional Science Textbook Solutions
Find more solutions based on key concepts
Describe the role and impact of microbes on the earth.
Microbiology Fundamentals: A Clinical Approach - Standalone book
a. What three lineages of lobe-fins survive today? b. Go back to the phylogenetic tree in Interactive Question ...
Study Guide for Campbell Biology
Define histology.
Fundamentals of Anatomy & Physiology (11th Edition)
Problem Set
True or False? Indicate whether each of the following statements about membrane transport is true (...
Becker's World of the Cell (9th Edition)
Describe the evolution of mammals, tracing their synapsid lineage from early amniote ancestors to true mammals....
Loose Leaf For Integrated Principles Of Zoology
Knowledge Booster
Learn more about
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
- Most medically useful antibiotics interfere with either peptidoglycan synthesis or ribosome function. Why would the cell membrane be a poor target for antimicrobial medication?arrow_forwardWhether an antimicrobial is broad spectrum or narrow spectrum depends on its mode of action. For the following 2 hypothetical drugs, predict whether they are broad spectrum or narrow spectrum. Explain your reasoning: 4. a. Drug A interferes with peptidoglycan synthesis - b. Drug B interferes with 70S ribosome function- c. Drug C interferes with synthesis of a vitamin –arrow_forwardMany people use antimicrobial soap to kill bacteria on their hands. However, overuse may increase the risk of infection. How could this occur?arrow_forward
- Many antibiotics used in modern medicine are compounds made by fungi that inhibit bacterial protein synthesis. Describe the specific effect of the following antimicrobial drugs: (i) Chloramphenicol (ii) Rifamycinarrow_forward(c) Which phase of cell growth is disrupted by antimetabolites? Explain how as folate methotrexate functions antagonist. antimabolitesarrow_forwardMatch the following drug targets with the type of antibiotic that uses them (answers may be used more than once or not at all). a. Cell wall b.Cell membrane c. Protein synthesis (Transcription/Translation) d. Metabolic Pathway e. Nucleic Acid synthesis Chloramphenicol Clindamycin Erythromycin Doxycycline Sulfonamides Answer these multiple-choice questions as well. Please give just the answer and no explanation. 1. Which is not true of virus capsids?a. They surround and protect viral nucleic acidb. Always icosahedral in shapec. Remain outside of host bacterial cells while the nucleic acid is injected into the bacterial celld. Enters host animal cells together with the nucleic acid e. Made up of protein subunits called capsomeres 2. All viruses have: a. DNA b. RNAc. Envelopesd. Glycoprotein spikes e. Host specificity 3. Use the following to select the sequence of events during replication of DNA viruses in animal cells:1 = replication of viral nucleic acid2 = adsorption3…arrow_forward
- We have many antimicrobial drugs to treat bacterial infections, but very few for viruses. Why is it so difficult to treat viral infections? Hint: What would the targets for the drugs be?arrow_forwardGiven that both human cells and pathogens synthesize proteins at ribosomal sites, how can antimicrobial agents that target this process be safe to use in humans?arrow_forwardA common mechanism by which sensor cells in the host detect micro-organisms relies on the production of unique microbial components not found in the host. Propose a strategy by which a clever microbe could evade this type of response.arrow_forward
- Explain how you can determine a suitable antimicrobial for somone who has E. Coli. Indicate a potential antimicrobial drug that could be administered to the patient. Explain why you chose this antimicrobial drugarrow_forwardGram negative bacteria posseses a lipopolysaccharide (LPS) layer. how does this structural feature interact with human immune system?arrow_forwardA doctor prescribes a new antimicrobial drug to treat a patient's bacterial meningitis A student asks whether penicillin would kill the pathogen in question The physician answers: "Maybe , but...". What is the best way to complete this sentence. Explainarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Infection Prevention and Control; Author: thecityoftoronto;https://www.youtube.com/watch?v=jx9sRYmBW3Q;License: Standard Youtube License