Microbiology: An Introduction, Books a la Carte Plus Mastering Microbiology with Pearson eText -- Access Card Package (13th Edition)
13th Edition
ISBN: 9780134729336
Author: Gerard J. Tortora, Berdell R. Funke, Christine L. Case, Derek Weber, Warner Bair
Publisher: PEARSON
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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.
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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?
Whether 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 –
Chapter 20 Solutions
Microbiology: An Introduction, Books a la Carte Plus Mastering Microbiology with Pearson eText -- Access Card Package (13th Edition)
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
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