MDCAT Biology MCQ #1180

A researcher is developing a vaccine using recombinant DNA technology. Which vector is commonly used for expressing the antigen?

MDCAT Biology MCQ #1180

  1. Question 1

    Q1. A researcher is developing a vaccine using recombinant DNA technology. Which vector is commonly used for expressing the antigen?

    • A) Plasmid
    • B) Bacteriophage
    • C) Cosmid
    • D) YAC

    Answer: Plasmid

    Explanation: Plasmids are commonly used for antigen expression; bacteriophages and cosmids are used for cloning larger DNA fragments.