Question

In some viruses RNA is present instead of
DNA indicating that –
1. Their nucleic acid must combine with host
12 DNA before replication
2. They cannot replicate
3. There is no hereditary information
4. RNA can cut to transfer heredity​

Answer 1

Answer:

1. their nucleic acid must combine with host DNA before replication.

Explanation:

In retroviruses ( viruses which can do reverse transcription) the nucleic acid of the virus combines with the DNA to replicate.