MDCAT Biology MCQ #1204

In genetic engineering, what is the role of a promoter in an expression vector?

MDCAT Biology MCQ #1204

  1. Question 1

    Q1. In genetic engineering, what is the role of a promoter in an expression vector?

    • A) To terminate transcription
    • B) To initiate translation
    • C) To regulate the timing and level of gene expression
    • D) To enhance the stability of the mRNA

    Answer: To regulate the timing and level of gene expression

    Explanation: Promoters regulate the timing and level of gene expression by controlling transcription initiation; They are crucial for expression vectors.