Write three facts and a fib about the structure and the importance of nucleic acids

1. Nucleic acids are used in the nucleus of living cells to store genetic information.
2. Methylating nucleic acids switches off genes
3. Virus's replicate their own nucleic acids before infecting a cell
4. nucleic acids can form RNA as well as DNA

please mark as brainliest! let me know also if you don't know which is the lie

A