Answer:
It would look like this:
Explanation:
DNA is the buiding block of life
No one can live without it
Along side its sister, rNA that harlet
(idk if you need to include the replication part but here you go)
Replicating with any old DNA sequence
Everyone agrees however, that
People need her for living
Little old rNA sticks around another day
Initiating protien synthesis with DNA after DNA
Carrying information and storing code
A virus may invade a cell
To infect it with its kin
In the end it may prevail
Or perhaps be fended off and killed
No matter what, rna will be there, doing its thang.