申論題

40. Non-coding RNAs (ncRNAs) do not code for proteins. Column I lists ncRNAs. Match each one in column I to its correct description in Column II.

Column I
small cytoplasmic RNAs (scRNA)
small nuclear RNA (snRNA)
small nucleolar RNA (snoRNA)

Column II
A. RNAs that are present in the cytoplasm.
B. One of many small RNA species confined to the nucleus； several of them are involved in splicing or other RNA processing reactions.
C. A small nuclear RNA that is localized in the nucleolus.