Exam 21: RNA Synthesis, Processing, and Gene Silencing

Which protein-synthesizing RNA molecule carries an amino acid to the ribosome active site?

The most significant influence on why mRNA is processed differently in prokaryotes than eukaryotes is the fact that

The strand of DNA is transcribed into mRNA.

Which of the following RNA molecules has the LEAST number of different sequences in a given organism?

Which of the following is a coding RNA molecule?

Eukaryotic promoters, but NOT prokaryotic promoters,

Most post-transcriptional RNA processing reactions are catalyzed by

Which is NOT required in the prokaryotic transcription initiation complex?

Which type of RNA facilitates RNA interference by resulting in degraded mRNA?

The picture below shows the TATA binding protein. What is its role?

Group I and group II introns are similar in their

It has been estimated that as much as % of the human genome is transcribed into noncoding RNA, whereas % of the E. coli genome is noncoding RNA.

RNA is a dynamic biomolecule because it can

Which enzyme degrades the poly(A) tail in the degradation of mRNA?

Describe the composition and processing of the C-terminal domain (CTD) of eukaryotic RNA polymerase II, as well as its role in transcription.

Which RNA molecule does NOT bind to the ribosome?

Which RNA molecule is expressed in the genome to regulate gene expression?

Would a weak or a strong promotor be more active in a prokaryotic cell? Explain your answer.

Eukaryotic RNA polymerase II facilitates the

Describe the difference between $\sigma$ factors for housekeeping genes and those for other genes.