Virology And Mycology Trivia Quiz!
50 Questions
| Total Attempts: 166
.
Questions and Answers
- 1.The only viral disease that has been totally eradicated is Smallpox disease.
- A.
True
- B.
False
- 2.Certain viruses can be used as a gene vector for the treatment of genetic diseases.
- A.
True
- B.
False
- 3.The smallest virions of viruses belong to herpesviruses.(20 nm in size)
- A.
True
- B.
False
- 4.Protease and reverse transcriptase are examples of virus structural proteins.
- A.
True
- B.
False
- 5.The capsids of herpesviruses are in icosahedral shape.
- A.
True
- B.
False
- 6.Chikungunya viruses are transmitted between hosts by inanimate vectors.
- A.
True
- B.
False
- 7.Positive (+) sense ssRNA can acts directly as mRNA for protein synthesis.
- A.
True
- B.
False
- 8.The enhancers of many virus genes contain sequence of TATA[A/T]A[A/T][A/G]
- A.
True
- B.
False
- 9.Transcription factors are proteins responsible to control the expression of genes.
- A.
True
- B.
False
- 10.Polyadenylation of transcripts occurs at the 3’-end of most viruses.
- A.
True
- B.
False
- 11.Glycosylation involves the addition of acyl group to the newly formed viral protein.
- A.
True
- B.
False
- 12.Replication for many RNA viruses does not require a primer.
- A.
True
- B.
False
- 13.The key enzyme in viral genome replication is transcriptases.
- A.
True
- B.
False
- 14.The Okazaki fragments formed in lagging strands are joined together by DNA ligase.
- A.
True
- B.
False
- 15.Reverse transcription processes only occur in Retroviruses and Hepadnaviruses.
- A.
True
- B.
False
- 16.An mRNA can be a positive and negative strands in viruses.
- A.
True
- B.
False
- 17.Gene products and regulatory signals for attachment to the right cell.
- A.
True
- B.
False
- 18.The genetic code in the viral sequence encodes for complete protein synthesis.
- A.
True
- B.
False
- 19.Virions are animate but they have no powers of locomotion.
- A.
True
- B.
False
- 20.A retrovirus uses sialic acid as the receptor to attach to the specific cell of interest.
- A.
True
- B.
False
- 21.Coxsackievirus group B viruses require two receptors which are a decay-accelerating factor (DAF) and coxsackievirus-adenovirus receptor.
- A.
True
- B.
False
- 22.Viral components can visibly see under the light microscope in cell smears.
- A.
True
- B.
False
- 23.Most enveloped viruses acquire the envelope after the assembly of internal structures.
- A.
True
- B.
False
- 24.Influenza virus assembles their particles and secreted out from the cell through budding movement.
- A.
True
- B.
False
- 25.Virally infected cells lysed because of the inhibition of cell micromolecular processes and transport.
- A.
True
- B.
False
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