The correct option is FIXATION.
Nitrogen fixation is the process by which atmospheric nitrogen are incorporated into organic compounds. Nitrogen fixation is typically carried out by specific micro organisms. Nitrogen fixation plays a very crucial role in the earth's ecosystem.
1. RNA has ribose sugar instead of deoxyribose
2. RNA is generally single-stranded instead of double-stranded
3. RNA contains uracil in place of thymine
