Practice Viruses, Viroids, Prions And Lichens (2.6)

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9 questions

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Quiz
3 questions · about 2 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What are viruses?
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Think about their structure and how they replicate.
Question 2.
Define viroid.
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Consider what it lacks compared to viruses.
3Question 3.
What type of genetic material do viruses contain?
- Only RNA
- Only DNA
- Either RNA or DNA
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Think about the structure of viruses.
4Question 4.
True or False: Viroids have a protein coat.
- True
- False
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Recall what viroids are made of.
Question 5.
Explain how the discovery of viruses changed our understanding of biology.
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Consider the implications for diseases previously attributed to other causes.
Question 6.
Compare and contrast the life cycles of viruses and prions.
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Think about how each type of agent propagates its effect.

5 more questions in this section. Enroll free to practise them all.