The enzymes which act as molecular scissors in recombinant DNA technology is
Correct answer: B. Endonucleases
- A. Exonucleases
- B. Endonucleases
- C. Polymerases
- D. Reverse transcriptases
Explanation
Endonucleases also known as restriction enzymes are molecular scissors as they cleave DNA at or near specific sequences known as restriction sites. These enzymes make one incision on each of the two strands of DNA and are also called restriction Endonucleases.
This question appeared on the UHS MDCAT 2014 paper, which you can sit online with every answer explained.
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