What is the significance of the Shine-Dalgarno sequence?
A) It is the site where RNA polymerase binds to begin transcription.
B) It is the site where a ribosome binds so that it can initiate translation.
C) It is the site where DNA polymerase binds to begin chromosome replication.
D) It is the site where the tRNA binds to the mRNA in translation.
E) It is the site where DNA polymerase begins synthesis of the Okazaki fragments on the lagging strand.

Question

Quizplus · Accepted Answer

The Shine-Dalgarno sequence is a short sequence of nucleotides (5'-AGGAGG-3') found in prokaryotic mRNA molecules that helps recruit ribosomes to the correct site for translation initiation. The ribosome recognizes and binds to this sequence allowing for initiation of translation.

What Is the Significance of the Shine-Dalgarno Sequence