Human Biology: Concepts and Current Issues (8th Edition)
8th Edition
ISBN: 9780134042435
Author: Michael D. Johnson
Publisher: PEARSON
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Chapter 9, Problem 2AWK
Summary Introduction
To review:
The reason as to why the antibiotics are ineffective against viruses.
Introduction:
Pathogens cause the disease to the human body. These pathogens can be bacteria,
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Explain what are antibiotics?
Explain why viral infections are difficult to treat.
Why are antibiotics ineffective against viral infections?
Chapter 9 Solutions
Human Biology: Concepts and Current Issues (8th Edition)
Ch. 9 - Prob. 1QCCh. 9 - Prob. 2QCCh. 9 - Define the term pathogen and give some examples.Ch. 9 - Prob. 2CRCh. 9 - Prob. 3CRCh. 9 - Prob. 4CRCh. 9 - Prob. 5CRCh. 9 - Describe in general terms the distinction between...Ch. 9 - Describe the concept of an antigen and how it...Ch. 9 - Prob. 8CR
Ch. 9 - Prob. 9CRCh. 9 - Prob. 10CRCh. 9 - Prob. 1TYCh. 9 - Prob. 2TYCh. 9 - Prob. 3TYCh. 9 - Prob. 4TYCh. 9 - Prob. 5TYCh. 9 -
6. Which of the following is a benefit of...Ch. 9 - Prob. 7TYCh. 9 -
8. The following are steps in phagocytosis: (1)...Ch. 9 - Prob. 9TYCh. 9 - Prob. 10TYCh. 9 - Prob. 11TYCh. 9 - Prob. 12TYCh. 9 - Which of the following increases the likelihood of...Ch. 9 - Which of the following does not belong with the...Ch. 9 - Which of the following statements about HIV is...Ch. 9 - Prob. 1AWKCh. 9 - Prob. 2AWKCh. 9 -
3. Everyone knows that bacteria can cause...Ch. 9 - Prob. 4AWKCh. 9 - Prob. 5AWKCh. 9 - Why is it that most people get the chicken pox...Ch. 9 - The immune system is supposed to defend us from...
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- Explain that a virus can’t be treated with an antibiotic and why. Think about selective toxicity and why those targets don’t exist for a viral infection.arrow_forwardWhy are antibiotics and vaccines important? Explain the development of antibiotic resistance and viral resistance. List websites or articles used to acquire the information.arrow_forwardThe major issue associated with the use of live, attenuated virus for vaccines is _____. A) reversion to virulent strain that causes disease B) ineffectiveness because it’s not “the real thing” C) contamination with other viruses or bacteria D) the capacity to induce shock in recipientsarrow_forward
- Why have attempts to find a vaccine against HIV been unsuccessful?arrow_forwardWe 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_forwardExplain why a virus is considered living or not living?arrow_forward
- Describe the Cytopathic changes in cells and cell cultures infected by viruses.arrow_forwardExplain why antibacterial drugs are not effective againstvirus infections.arrow_forwardInfluenza vaccines must be changed yearly because the amino acid sequence of the viral proteins change gradually over time. Based on this information, which is the most logical conclusion? The influenza virusa) is enveloped. b) is non-enveloped.c) has a DNA genome. d) has an RNA genome.e) causes a persistent infection.arrow_forward
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