Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN: 9780134580999
Author: Elaine N. Marieb, Katja N. Hoehn
Publisher: PEARSON
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Concept explainers

Virus
Viruses are infectious microscopic agents that can only reproduce in live cells of animals, plants, or microbes and are smaller than bacteria. Vertebrates, invertebrates, plants, protists, and fungi are among their many hosts. Viruses are unable to multi…
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**Question 3** Which BEST describes why it is difficult to develop antiviral drugs? - a. Antiviral drugs are very easy to develop and have no side effects. - b. Viruses are too small to be targeted by drugs. - c. Viruses are hard to target because they use the host cell's enzymes and ribosomes to metabolize and replicate. - d. Viral infections usually clear up on their own with no problems. **Question 4** Which of the following has yielded microbes that produce compounds with the most antimicrobial activity? - o soil - o the arctic - o human GI tract - o the ocean
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Transcribed Image Text:**Question 3** Which BEST describes why it is difficult to develop antiviral drugs? - a. Antiviral drugs are very easy to develop and have no side effects. - b. Viruses are too small to be targeted by drugs. - c. Viruses are hard to target because they use the host cell's enzymes and ribosomes to metabolize and replicate. - d. Viral infections usually clear up on their own with no problems. **Question 4** Which of the following has yielded microbes that produce compounds with the most antimicrobial activity? - o soil - o the arctic - o human GI tract - o the ocean
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