Certain viruses have been isolated in crytalline form and have been found to be_____________?
(A) Nucleotides
(B) Phospholipids
(C) Scleroproteins
(D) Nucleoproteins
The presence of Which of the following factors in viruses makes protective vaccines a possibility ?
(A) Enzymes
(B) Protein coat
(C) Polysaccharide
(D) Lipids
Herpes virus_____________?
(A) Acquires its envelope from nuclear membrane
(B) Acquires its envelope from nucleolar membrane
(C) Acquires its envelope from cytoplasmi membrane
(D) None of the above
Pigs are important source of_____________?
(A) Japanese encephalitis
(B) Kuru
(C) Yellow fever
(D) Rabies
True about prions________________?
(A) Composed largely proteins without any nucleic acid
(B) Phase in which virus cannot be demonstrated in host cell
(C) Viruses which are genetically deficient
(D) Viral components may be synthesized but maturation & assembling is defective
Incubation pariod of herpes zoster is________________?
(A) 7-14 days
(B) 1 months
(C) 1-2 years
(D) 3-6 months
In which of the following immunization is given after infection is started________________?
(A) Rabies
(B) Poliomyelitis
(C) Influenza
(D) Herpes
Both intranuclear and intracytoplasmic inclusions are present in which of the following viruses_____________?
(A) Pox virus
(B) Measles virus
(C) Hepatitis B virus
(D) HIV
Influenza is caused by_____________?
(A) Orthomyxo virus, which is a DNA virus
(B) Paramyxo virus, which is a RNA virus
(C) Paramyxo virus, which is a DNA virus
(D) Orthomyxo virus, which is a RNA virus