Multiple choice

Which of the following enzymes is not involved in base excision repair (BER) in bacteria?

  1. Ligase

  2. Polymerase

  3. Relaxase

  4. AP endonuclease
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Relaxase enzyme creates a nick in one of the strands of the conjugative plasmid at the oriT during conjugation. Thus, it is not involved in excision repair in bacteria.

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