DNA or RNA of viruses is enclosed in _______________ coat?

Related Mcqs:

1. An enzyme which can convert single stranded RNA into double stranded viral DNA is called____________?

   A. DNAase
   B. RNAase
   C. DNA polymerase
   D. Reverse Transcriptase

2. Which one of the following remove nucleotides from the ends of DNA or RNA?

   A. Endonuclease
   B. Exonuclease
   C. S 1 nuclease
   D. Deoxyribonuclease

   Submitted by: Urooj sabar

3. Bacteria protect themselves from viruses by fragmenting viral DNA with ____________?

   A. Ligase
   B. Endonuclease
   C. Exonuclease
   D. Gyrase

   Submitted by: Maria Aziz

4. The heart is enclosed in a membrane called________?

   A. pleura
   B. pericardium
   C. peritoneum
   D. epithelium

5. Protein coat the capsid of adenovirus is________________?

   A. Surrounded by genome
   B. Surrounding genome
   C. Surrounding the envelope
   D. Both B and C

6. Messenger RNA is formed in_________?

   A. nucleus
   B. chloroplast
   C. mitochondria
   D. none of these

7. Ribosomes + m-RNA?

   A. Polysome
   B. Phlosome
   C. Polosome
   D. None of these

8. rRNA constitutes ____________% of the total cellular RNA?

   A. 3-4 %
   B. 10-20%
   C. 80%
   D. 90%

9. Which of the following is an RNA virus:

   A. Influenza virus
   B. Herpes virus
   C. HBV
   D. Pox virus

10. RNA interference helps in__________?

    A. Cell proliferation
    B. Micropropagation
    C. Cell defence
    D. Cell differentiation

    Submitted by: Maria Aziz