Campbell Biology in Focus, Books a la Carte Edition; Modified Mastering Biology with Pearson eText - ValuePack Access Card - for Campbell Biology in Focus (2nd Edition)
2nd Edition
ISBN: 9780134433769
Author: Lisa A. Urry, Michael L. Cain, Steven A. Wasserman
Publisher: PEARSON
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Chapter 17, Problem 4TYU
Summary Introduction
Introduction:
Phages are the viruses that infect bacteria. They do so by injecting their genetic material in bacteria and henceforth its integration in the bacterial DNA. For examples of phages are T4, T2 phages and so on.
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A bacterium is infected with an experimentally constructedbacteriophage composed of the T2 phage protein coatand T4 phage DNA. The new phages produced would have(A) T2 protein and T4 DNA.(B) T4 protein and T2 DNA.(C) T2 protein and T2 DNA.(D) T4 protein and T4 DNA.
An experimental drug therapy to treat patients with antibiotic-resistant bacteria involves introduction of a highly specific bacteriophage to the infected patient's bloodstream. Which of the following bacteriophage types would be the LEAST useful for this therapy?
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d. a lysogenic bacteriophage
Influenza Virus has a genome and can jump hosts easily because of its genome
A.
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Chapter 17 Solutions
Campbell Biology in Focus, Books a la Carte Edition; Modified Mastering Biology with Pearson eText - ValuePack Access Card - for Campbell Biology in Focus (2nd Edition)
Ch. 17.1 - Compare the structures of tobacco mosaic virus and...Ch. 17.1 - Prob. 2CCCh. 17.2 - Compare the effect on the host cell of a ly1ic...Ch. 17.2 - MAKE CONNECTIONS The RNA virus in Figure 17.7 has...Ch. 17.2 - Why is HIV called a retrovirus?Ch. 17.2 - MAKE CONNECTIONS Compare the CRISPR system to the...Ch. 17.3 - Describe two ways in which a preexisting virus...Ch. 17.3 - Contrast horizontal and vertical transmission of...Ch. 17.3 - Prob. 3CCCh. 17 - which of me following characteristics. structures....
Ch. 17 - Prob. 2TYUCh. 17 - A human pandemic is A. a viral disease that...Ch. 17 - Prob. 4TYUCh. 17 - RNA viruses require their own supply of certain...Ch. 17 - Prob. 6TYUCh. 17 - Prob. 7TYUCh. 17 - Prob. 8TYUCh. 17 - FOCUS ON ORGANIZATION While viruses are considered...Ch. 17 - SYNTHESIZE YOUR KNOWLEDGE Oseltamivir (Tamiflu),...
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- Which gene is incorporated into plasmids to detect recombinantcells?a. restriction endonuclease b. virus receptors c. a gene for antibiotic resistance d. reverse transcriptasearrow_forwardWhy must a new flu vaccine be manufactured annually? A.) The flu causes mutations in the host cell DNA. B.) Sexual reproduction between flu viruses creates new strains. C.) The genes for the proteins on the exterior of the flu virus mutate frequently. D.) The flu virus develops methods to break down the vaccine.arrow_forwardIn which bacteriophage life cycle does the phage DNA become incorporated into the bacterial chromosome? a. Lytic b. Lysogenic c. Both lytic and lysogenic d. Neither lytic nor lysogenicarrow_forward
- Which process of DNA transfer in bacteria requires a virus? a. Conjugation b. Transduction c. Transformation d. All of the abovearrow_forwardWhich of the following characteristics is not true of a plasmid?a. It is a circular piece of DNA.b. It is required for normal cell function.c. It is found in bacteria.d. It can be transferred from cell to cell.arrow_forwardWhich of the following best describes the mechanism of action of the antibiotic streptomycin? A. it disrupts protein synthesis in resistant bacteria. B. Streptomycin inhibits cell wall synthesis in all bacterial species. C. Streptomycin creates mutations in bacteria which cause them to become resistant. D. It disrupts protein synthesis in nonresistant bacteria.arrow_forward
- The contents of a plaque may not always contain a clonal population of phage if: a. Identical phages from a neighboring plaque diffuse into the original plaque b. The bacteria run out of resources too quickly and limit phage growth c. Different phages from a neighboring plaque diffuse into the original plaque d. All plaques on the plate originated from a pure phage culturearrow_forwardWhat is the role of a virus in gene therapy?a. It causes the disease that gene therapy is aiming to cure.b. It carries the healthy DNA into the patient’s cells.c. It carries the faulty DNA out of the patient’s cells.d. It reveals which cells carry the DNA causing the disease.arrow_forwardWhich of the following does NOT inititiate DNA synthesis? a. a single-stranded DNA virus. b. a (-) single stranded RNA virus c. a (+) single stranded RNA virus d. a double-stranded DNA virus (Poxviridae) e. Both (-) and (+) single-stranded RNA virusesarrow_forward
- Which would be most useful in the process of lysing a bacterium so that it's DNA could be collected and studied? A. Lysozyme B. Penicillin C Pymoxin B D. Tetracyclinesarrow_forwardWhich of the following terms describes bacteriophage DNA that has become integrated into the host cell chromosome? A) plasmid B) impolite phage C) transposon D) prophagearrow_forwardWhat was the key finding from Griffith’s experiments using live and heat-killed pathogenic bacteria? a. Bacteria with a smooth coat could kill mice. b. Bacteria with a rough coat are not lethal. c. DNA is the genetic material. d. Genetic material can be transferred from dead to live bacteria.arrow_forward
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