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Bradley W. Christian, McLennan Community College© 2016 Pearson Education, Inc.
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Chapter 13: Viruses, Viroids, and Prions
Viral Characteristics
Viral Cultivation
Viral Infections
Prions/Viroids
Viruses and Cancer
FINAL ROUND
© 2016 Pearson Education, Inc.
Topic 1: Viral Characteristics $100 Question
Which of the following is TRUE regarding viruses?
a. Virions contain both DNA and RNA.b. They multiply by binary fission.c. They are sensitive to antibiotics.d. They are not composed of cells.
ANSWER
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 1: Viral Characteristics $100 Answer
Which of the following is TRUE regarding viruses?
a. Virions contain both DNA and RNA.b. They multiply by binary fission.c. They are sensitive to antibiotics.d. They are not composed of cells.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 1: Viral Characteristics $200 Question
Which of the following is NOT a morphological type of virus?
a. helicalb. polymorphicc. polyhedrald. enveloped
ANSWER
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 1: Viral Characteristics $200 Answer
Which of the following is NOT a morphological type of virus?
a. helicalb. polymorphicc. polyhedrald. enveloped
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 1: Viral Characteristics $300 Question
Viruses that infect bacteria are called
a. bacteriophages.b. prions.c. viroids.d. antisense viruses.
ANSWER
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© 2016 Pearson Education, Inc.
Topic 1: Viral Characteristics $300 Answer
Viruses that infect bacteria are called
a. bacteriophages.b. prions.c. viroids.d. antisense viruses.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 1: Viral Characteristics $400 Question
The suffix –viridae is used for virus
a. genus names.b. order names.c. phylum names.d. family names.
ANSWER
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© 2016 Pearson Education, Inc.
Topic 1: Viral Characteristics $400 Answer
The suffix –viridae is used for virus
a. genus names.b. order names.c. phylum names.d. family names.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 1: Viral Characteristics $500 Question
Capsids are composed of protein subunits known as
a. capsomeres.b. spikes.c. envelopes.d. tail fibers.
ANSWER
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 1: Viral Characteristics $500 Answer
Capsids are composed of protein subunits known as
a. capsomeres.b. spikes.c. envelopes.d. tail fibers.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 2: Viral Cultivation $100 Question
What is/are the MOST common method(s) used to identify viruses?
a. serological methodsb. observation of cytopathic effectsc. polymerase chain reaction (PCR)d. morphology
ANSWER
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© 2016 Pearson Education, Inc.
Topic 2: Viral Cultivation $100 Answer
What is/are the MOST common method(s) used to identify viruses?
a. serological methodsb. observation of cytopathic effectsc. polymerase chain reaction (PCR)d. morphology
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 2: Viral Cultivation $200 Question
ALL of the following can be used to culture animal viruses EXCEPT
a. laboratory animals.b. cell culture.c. embryonated eggs.d. glucose broth.
ANSWER
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© 2016 Pearson Education, Inc.
Topic 2: Viral Cultivation $200 Answer
ALL of the following can be used to culture animal viruses EXCEPT
a. laboratory animals.b. cell culture.c. embryonated eggs.d. glucose broth.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 2: Viral Cultivation $300 Question
Cell deteriorations due to viral infections are known as
a. transformations.b. biosynthesis.c. cytopathic effects.d. plaques.
ANSWER
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© 2016 Pearson Education, Inc.
Topic 2: Viral Cultivation $300 Answer
Cell deteriorations due to viral infections are known as
a. transformations.b. biosynthesis.c. cytopathic effects.d. plaques.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 2: Viral Cultivation $400 Question
Continuous cell lines
a. die out after only a few generations.b. are sometimes called immortal cell lines.c. are grown in embryonated eggs.d. are derived from bacteria.
ANSWER
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© 2016 Pearson Education, Inc.
Topic 2: Viral Cultivation $400 Answer
Continuous cell lines
a. die out after only a few generations.b. are sometimes called immortal cell lines.c. are grown in embryonated eggs.d. are derived from bacteria.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 2: Viral Cultivation $500 Question
The plaque method can be used to
a. grow bacteriophages.b. grow animal viruses.c. genetically modify viruses.d. identify viral species.
ANSWER
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© 2016 Pearson Education, Inc.
Topic 2: Viral Cultivation $500 Answer
The plaque method can be used to
a. grow bacteriophages.b. grow animal viruses.c. genetically modify viruses.d. identify viral species.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 3: Viral Infections $100 Question
Which of the following is an example of a persistent viral infection in humans?
a. cold soreb. HIV/AIDSc. shinglesd. influenza
ANSWER
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 3: Viral Infections $100 Answer
Which of the following is an example of a persistent viral infection in humans?
a. cold soreb. HIV/AIDSc. shinglesd. influenza
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© 2016 Pearson Education, Inc.
Topic 3: Viral Infections $200 Question
Which of the following is an example of a latent viral infection in humans?
a. measlesb. HIV/AIDSc. shinglesd. influenza
ANSWER
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 3: Viral Infections $200 Answer
Which of the following is an example of a latent viral infection in humans?
a. measlesb. HIV/AIDSc. shinglesd. influenza
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 3: Viral Infections $300 Question
The enzyme that uses viral RNA as a template to produce complementary double-stranded DNA is
a. DNA polymerase.b. DNA ligase.c. RNA-dependent RNA polymerase.d. reverse transcriptase.
ANSWER
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 3: Viral Infections $300 Answer
The enzyme that uses viral RNA as a template to produce complementary double-stranded DNA is
a. DNA polymerase.b. DNA ligase.c. RNA-dependent RNA polymerase.d. reverse transcriptase.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 3: Viral Infections $400 Question
Viruses that infect and lyse cancer cells are called
a. oncogenic viruses.b. latent viruses.c. oncolytic viruses.d. lysogenic viruses.
ANSWER
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© 2016 Pearson Education, Inc.
Topic 3: Viral Infections $400 Answer
Viruses that infect and lyse cancer cells are called
a. oncogenic viruses.b. latent viruses.c. oncolytic viruses.d. lysogenic viruses.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 3: Viral Infections $500 Question
Viruses capable of inducing tumors in animals are called
a. oncogenic viruses.b. latent viruses.c. oncolytic viruses.d. lysogenic viruses.
ANSWER
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 3: Viral Infections $500 Answer
Viruses capable of inducing tumors in animals are called
a. oncogenic viruses.b. latent viruses.c. oncolytic viruses.d. lysogenic viruses.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 4: Viruses and Cancer $100 Question
Cancer-causing alterations to cellular DNA affect parts of the genome called
a. introns.b. oncogenes.c. exons.d. promoters.
ANSWER
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© 2016 Pearson Education, Inc.
Topic 4: Viruses and Cancer $100 Answer
Cancer-causing alterations to cellular DNA affect parts of the genome called
a. introns.b. oncogenes.c. exons.d. promoters.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 4: Viruses and Cancer $200 Question
Sarcoma is a cancer of ________ tissue.
a. nervousb. epithelialc. musculard. connective
ANSWER
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© 2016 Pearson Education, Inc.
Topic 4: Viruses and Cancer $200 Answer
Sarcoma is a cancer of ________ tissue.
a. nervousb. epithelialc. musculard. connective
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© 2016 Pearson Education, Inc.
Topic 4: Viruses and Cancer $300 Question
The ability of retroviruses to induce tumors is related to which enzyme?
a. reverse transcriptaseb. RNA polymerasec. DNA polymerased. protease
ANSWER
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© 2016 Pearson Education, Inc.
Topic 4: Viruses and Cancer $300 Answer
The ability of retroviruses to induce tumors is related to which enzyme?
a. reverse transcriptaseb. RNA polymerasec. DNA polymerased. protease
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 4: Viruses and Cancer $400 Question
Which of the following is NOT an effect of transformation?
a. T antigens appear in the nucleus of the cell.b. Cells lose their ability to divide.c. Cells tend to exhibit chromosomal
abnormalities.d. Tumor-specific transplantation antigens
appear on the cell surface. ANSWER
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 4: Viruses and Cancer $400 Answer
Which of the following is NOT an effect of transformation?
a. T antigens appear in the nucleus of the cell.b. Cells lose their ability to divide.c. Cells tend to exhibit chromosomal
abnormalities.d. Tumor-specific transplantation antigens
appear on the cell surface.BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 4: Viruses and Cancer $500 Question
What percentage of cancers are known to be virus-induced?
a. 10%b. 25%c. 50%d. 100%
ANSWER
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© 2016 Pearson Education, Inc.
Topic 4: Viruses and Cancer $500 Answer
What percentage of cancers are known to be virus-induced?
a. 10%b. 25%c. 50%d. 100%
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 5: Prions/Viroids $100 Question
A viroid is a
a. provirus.b. naked, infectious piece of RNA.c. capsid without a nucleic acid.d. complete, infectious virus particle.
ANSWER
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 5: Prions/Viroids $100 Answer
A viroid is a
a. provirus.b. naked, infectious piece of RNA.c. capsid without a nucleic acid.d. complete, infectious virus particle.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 5: Prions/Viroids $200 Question
Viroids infect
a. animals.b. protozoans.c. plants.d. bacteria.
ANSWER
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 5: Prions/Viroids $200 Answer
Viroids infect
a. animals.b. protozoans.c. plants.d. bacteria.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 5: Prions/Viroids $300 Question
Scrapie is an example of a ________ disease found in sheep and caused by a prion.
a. neurologicalb. gastrointestinalc. respiratoryd. cardiovascular
ANSWER
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© 2016 Pearson Education, Inc.
Topic 5: Prions/Viroids $300 Answer
Scrapie is an example of a ________ disease found in sheep and caused by a prion.
a. neurologicalb. gastrointestinalc. respiratoryd. cardiovascular
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 5: Prions/Viroids $400 Question
Prion diseases can be acquired via ALL of the following EXCEPT
a. ingestion.b. inhalation.c. contaminated surgical instruments.d. transplanted nerve tissue.
ANSWER
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 5: Prions/Viroids $400 Answer
Prion diseases can be acquired via ALL of the following EXCEPT
a. ingestion.b. inhalation.c. contaminated surgical instruments.d. transplanted nerve tissue.
BACK TO GAME
© 2016 Pearson Education, Inc.
Topic 5: Prions/Viroids $500 Question
It is hypothesized that viroids evolved from
a. viruses.b. exons.c. introns.d. prions.
ANSWER
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© 2016 Pearson Education, Inc.
Topic 5: Prions/Viroids $500 Answer
It is hypothesized that viroids evolved from
a. viruses.b. exons.c. introns.d. prions.
BACK TO GAME
© 2016 Pearson Education, Inc.
FINAL ROUND Question
Which type of viral nucleic acid functions as mRNA?
a. RNA, double-strandedb. RNA, – strandc. RNA, + strandd. RNA, reverse transcriptase
ANSWER
BACK TO GAME
© 2016 Pearson Education, Inc.
FINAL ROUND Answer
Which type of viral nucleic acid functions as mRNA?
a. RNA, double-strandedb. RNA, – strandc. RNA, + strandd. RNA, reverse transcriptase
BACK TO GAME