Discussion
Home ‣ Microbiology ‣ Viruses From Animal and Plants Comments
- Question
Icosahedral viruses are generally
Options- A. polio viruses
- B. adeno viruses
- C. both (a) and (b)
- D. none of these
- Correct Answer
- both (a) and (b)
- 1. Plant viruses penetrate host cells through transient ores called
Options- A. ectodesmata
- B. endodesmata
- C. cytodesmata
- D. protodesmata Discuss
- 2. Fluorescence microscopy can be used for the diagnosis of
Options- A. Subacute sclerosing panencephalitis
- B. Herpes simplex encephalitis
- C. Rabies
- D. All of these Discuss
- 3. Viral matrix proteins are
Options- A. exposed on the surface of the virus
- B. found mainly on naked viruses
- C. anchor the envelope of enveloped viruses
- D. part of the nucleoprotein core of viruses Discuss
- 4. The uncontrolled proliferation of cells is termed as
Options- A. hyperplasia
- B. anaplasia
- C. metastasis
- D. all of these Discuss
- 5. What can be coated to the plastic dish if an ELISA is performed to directly detect polio virus?
Options- A. Patient serum
- B. Anti-polio antibody
- C. Polio capsid protein
- D. Colored substrate Discuss
- 6. Negative strand ssRNA viruses need to have a preformed replicase when they invade a mammalian cell because they
Options- A. use it to terminate transcripts when they copy host cell mRNA
- B. have to make a positive strand copy that can be translated
- C. use it to modify host enzymes that are recruited for viral replication
- D. none of the above Discuss
- 7. Which of the following virus is transmitted by genital route?
Options- A. Papillomaviruses
- B. Herpes simplex virus type 2
- C. Hepatitis B virus
- D. All of these Discuss
- 8. Supercoiling refers to the extra turns in the structure of ds DNA due to the action of
Options- A. DNA gyrase
- B. DNA pyrase
- C. RNA gyrase
- D. RNA pyrase Discuss
- 9. Which of the following virus is transmitted by the respiratory route?
Options- A. Rhinovirus
- B. Coronavirus
- C. Measles virus
- D. All of these Discuss
- 10. Transfer of infection from cell to cell occurs mainly by direct transfer of virions via
Options- A. plasmodesmata
- B. cytodesmata
- C. protodesmata
- D. none of these Discuss
Viruses From Animal and Plants problems
Search Results
Correct Answer: ectodesmata
Correct Answer: All of these
Correct Answer: anchor the envelope of enveloped viruses
Correct Answer: hyperplasia
Correct Answer: Anti-polio antibody
Correct Answer: have to make a positive strand copy that can be translated
Correct Answer: All of these
Correct Answer: DNA gyrase
Correct Answer: All of these
Correct Answer: plasmodesmata
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