Riboswitches That Can Block the Initiation of Translation Because of a Conformational

question 21

Multiple Choice

Riboswitches that can block the initiation of translation because of a conformational change that occurs in the leader sequence of an mRNA when the appropriate regulatory effector binds the mRNA achieve that blockage of translation initiation by the occlusion of

• A)the promoter.
• B)the attenuator.
• C)the Shine-Delgarno sequence.
• D)the AUG start codon.