CRITERIA FOR VIRUS CLASSIFICATION

Question 1

What are the two types of nucleic acids?

Answer 1

• DNA and RNA.

Question 2

Are nucleic acids found in both single-stranded and double-stranded forms?

Answer 2

• Yes, nucleic acids can exist in both single-stranded and double-stranded forms.

Question 3

What is the primary determinant of a virus’s capsid morphology?

Answer 3

• Is its genetic material, which can result in either a helical or icosahedral capsid structure.

Question 4

What distinguishes viruses in terms of the presence or absence of an envelope?

Answer 4

• Can be categorized based on whether they have an envelope
• Which is a lipid membrane derived from the host cell’s membrane

Question 5

Where does virion assembly typically occur?

Answer 5

• Virion assembly generally occurs in the cytoplasm or nucleus.

Question 6

Where do RNA viruses typically replicate?

Answer 6

• RNA viruses typically replicate in the cytoplasm.

Question 7

Where does DNA replication primarily take place?

Answer 7

• DNA replication primarily takes place in the nucleus.