Which of the Following Statements About Riboswitches Is True

question 3

Multiple Choice

Which of the following statements about riboswitches is true?

• A) They are found mainly at the 3' end of a mRNA.
• B) They are capable of binding to a ligand and activating transcription but do not repress transcription.
• C) They can control transcription but no translation.
• D) Ligands that can bind range from vitamins, amino acids, magnesium, and fluoride.
• E) They have no secondary structures involved in their control.

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