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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Definitions:

Malathion

A chemical compound used as an insecticide, particularly effective against mosquitoes but also posing potential risks to human health and the environment.

Chlorinated Hydrocarbons

A group of chemical compounds that contain chlorine, carbon, and hydrogen, used in industrial applications but known for their environmental persistence and potential toxicity.

Aldrin

A highly toxic substance once used as an insecticide and rodenticide, now banned or restricted in many countries due to its environmental impact.

Dieldrin

A highly toxic, chlorinated, organic compound once widely used as an insecticide and pesticide before being banned due to environmental and health concerns.