試題詳解

4. Which of the following statements are true?
(A) Bacterial mRNA normally occurs as a double-stranded structure, with one strand containing codons, the other containing anticodons.
(B) Bacterial mRNA is broken down within a few minutes of its formation in E. coli.
(C) Bacterial mRNA consists only of the bases that code for amino acids.
(D) The three ribosomal RNAs in a bacterial ribosome are distributed in three separate, large ribosomal subunits.
(E) Bacterial mRNA can be translated while it is still being synthesized.