MDCAT Biology MCQ #1196

In genetic engineering, what is an exception to the typical function of a selectable marker?

MDCAT Biology MCQ #1196

  1. Question 1

    Q1. In genetic engineering, what is an exception to the typical function of a selectable marker?

    • A) It always confers antibiotic resistance
    • B) It can be used to identify recombinant cells
    • C) It sometimes causes insertional inactivation
    • D) It is always constitutively expressed

    Answer: It sometimes causes insertional inactivation

    Explanation: Selectable markers can cause insertional inactivation when a gene is inserted within them, disrupting their function.