Nester's Microbiology: A Human Perspective
9th Edition
ISBN: 9781259709999
Author: Denise G. Anderson Lecturer, Sarah Salm, Deborah Allen
Publisher: McGraw-Hill Education
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Chapter 1, Problem 1CT
A microbiologist obtained two pure biological samples: one of a virus, and the other of a viroid. Unfortunately, the labels had been lost. The microbiologist felt she could distinguish the two by analyzing for the presence or absence of a single molecule. What molecule would she search for and why?
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Chapter 1 Solutions
Nester's Microbiology: A Human Perspective
Ch. 1 - How did Louis Pasteur help disprove spontaneous...Ch. 1 -
2. Describe the scientific method.
Ch. 1 - Explain why life could not exist without the...Ch. 1 - How is the normal microbiota important to human...Ch. 1 -
5. List four commercially important benefits of...Ch. 1 - What characteristics of microorganisms make them...Ch. 1 - Prob. 7SACh. 1 - In the designation Escherichia coli B. which part...Ch. 1 -
9. Why are viruses not microorganisms?
Ch. 1 - Name three non-living groups in the microbial...
Ch. 1 - The property of endospores that led to confusion...Ch. 1 -
2. The Golden Age of Microbiology was the time...Ch. 1 - If all prokaryotes were eliminated from the...Ch. 1 - Prob. 4MCCh. 1 -
5. All of the following are biological domains...Ch. 1 -
6. Which name is written correctly?
a)...Ch. 1 -
7. Members of which pairing are most similar in...Ch. 1 -
8. If you wanted to increase your chances of...Ch. 1 -
9. Viruses
1. contain both protein and nucleic...Ch. 1 - Antony van Leeuwenhoek could not have observed a)...Ch. 1 - The American Society for Microbiology is preparing...Ch. 1 - If you were asked to nominate one of the...Ch. 1 - A microbiologist obtained two pure biological...Ch. 1 - Why would archaea that grow in extreme...
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- A patient has arrived at the doctor complaining of acute respiratory symptoms (cough, runny nose, fever). The patient explains to the doctor that he was at a concert the night before and shared a water bottle with a friend who had similar symptoms. The doctor tells the patient that he has a virus. a.) Can the doctor prescribe an antibiotic for this patient? Explain. b.) What form of replication do you think this virus does use? How do you know? explain in detailsarrow_forwardViruses cannot be grown on any inanimate culture medium. Explain.arrow_forwardWhat is the mode of replication of the virus? (This can be presented as a diagram with narrative description)arrow_forward
- The question is: A patient has arrived at the doctor complaining of acute respiratory symptoms (cough, runny nose, fever). The patient explains to the doctor that he was at a concert the night before and shared a water bottle with a friend who had similar symptoms. The doctor tells the patient that he has a virus. a.) What form of replication do you think this virus does use? How do you know? b.) Can the doctor prescribe an antibiotic for this patient? Explain.arrow_forwardWhat technique must be used to visualize a virus?arrow_forwardThe shape of the virus is due to what aspect of its makeup?arrow_forward
- The culture primarily contains nutrients such as sugars and a gel (agar). Why don’t viruses grow in a culture like bacteria do? Explain.arrow_forwardFor a virus to attach to a cell, the ____________ on the outside of the virus must attach to a specific ____________ on the outside of the cell.arrow_forwardThe term _________________________________ means pertaining to a virus. viral virilearrow_forward
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