Questions:

Q1. Viruses are made up of -------, ----------- and ------------.

Q2. RNA polymerase has minimal / lacks ------------- activity.

Q3. Presence of many different subspecies of virus particle in a population is also called as --------------- nature of RNA viruses.

Q4. Except the family Coronaviridae most of the------------- have their genome size in the range of 5-15 Kb.

Q5. Name three negative sense single stranded RNA viruses.

Q6. Name three single stranded positive sense RNA viruses.

Q7. Name three double stranded DNA viruses.

 

Answers:

• 1.  Genome (Nucleic acids), lipids (Envelope) and Proteins (capsids).

2.  Proofreading

3.  Quasispecies

4.  RNA viruses

5.  Paramyxoviridae, Rhabdoviridae and Filoviridae

6.  Coronaviruses, Picornaviruses and Flaviviruses

7.  Adenoviruses ,herpesviruses and Poxviruses