📝NucleobaseNucleobases are basic building blocks of RNA and DNA.Азотистые основанияFive nucleobases:Adenine (A)Cytosine (C)Guanine (G)Thymine (T) (DNA-only)Uracil (U) (RNA-only)Backlinks📝 Sugars (including ribose), amino acids, and nucleobases were detected in asteroids📝 Miller–Urey experiment📝 RNA World