MDCAT Biology MCQ #1190

A scientist is using RNA interference (RNAi) to study gene function. What is the mechanism by which RNAi silences gene expression?

MDCAT Biology MCQ #1190

  1. Question 1

    Q1. A scientist is using RNA interference (RNAi) to study gene function. What is the mechanism by which RNAi silences gene expression?

    • A) Degrading mRNA
    • B) Inhibiting transcription
    • C) Blocking translation
    • D) Activating gene expression

    Answer: Degrading mRNA

    Explanation: RNAi degrades mRNA; it does not directly inhibit transcription or block translation.