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Virus latency: Quiz


Question 1: For example, the retrovirus ________ enters the nucleus and inserts its gene between Long terminal repeats using integrase and remains within the hosts own gene.
Safe sexHIV and AIDS misconceptionsAIDSHIV

Question 2: This is also seen with infections of the human papilloma virus in which persistent infection may lead to ________ as a result of cellular transformation.
Squamous cell carcinomaCervical cancerCervical intraepithelial neoplasiaOvarian cancer

Question 3: While viral latency exhibits no active viral shedding nor causes any ________ or symptoms, the virus is still able to reactivate via external activators (i.e.
PathologyDiseaseInfectionInfectious disease

Question 4: Disadvantages include more exposure to cellular defenses, leading to possible degradation of viral gene via cellular ________.
EnzymeEnzyme inhibitorProteinCofactor (biochemistry)

Question 5: Expression of these latency-associated genes may function to keep the viral genome from being digested by cellular ribozymes or being found out by the ________.
Lymphatic systemToll-like receptorAdaptive immune systemImmune system

Question 6: Episomal latency refers to the use of genetic ________ during latency.

Question 7: [2] The Gammaherpesvirinae subfamily is associated with episomal latency established in cells of the immune system, such as ________ in the case of Epstein-Barr Virus.
Adaptive immune systemT helper cellPlasma cellB cell

Question 8: Herpes virus include Chicken-pox virus and Herpes simplex viruses (HSV-1, HSV-2), all of which establish episomal latency in ________ and leave linear genetic material floating in the cytoplasm.
Photoreceptor cellNeuronNervous systemGlial cell

Question 9: In the case of ________, which generally infects an individual for life, a serotype of the virus reactivates occasionally to cause cold sores.
Virus diseaseRotavirusHerpes simplex virusAdenoviridae

Question 10: Proviral latency begin with the virus ________ integrates into the host genome, effectively become a provirus.


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