試題詳解

46.Pseudouridine, a C5-glycosidic isomer of uridine, plays a critical role in the success of mRNA vaccine development. How does pseudouridine contribute to stabilizing RNA duplexes relative to uridine?
(A) By reducing the formation of hydrogen bonds within RNA molecules.
(B) By increasing the flexibility of RNA secondary structures.
(C) By promoting the formation of additional hydrogen bonds in the RNA backbone.
(D) By enhancing the base pairing and stacking.
(E) By neutralizing the charge of RNA molecules.