MCQ
Phosphorus is present in
- AProtein
- B$DNA$
- C$RNA$
- ✓Both $DNA$ and $RNA$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Statement $I:$ $RNA$ mutates at a faster rate.
Statement $II$: Viruses having RNA genome and shorter life span mutate and evolve faster.
In the light of the above statements, choose the correct answer from the options given below: