Which of the following statements about DNA ligase is incorrect?

Practice question

Question

Which of the following statements about DNA ligase is incorrect?

Options

Choose one · Correct answer highlighted

DNA ligase joins DNA fragments by forming phosphodiester bonds. DNA ligase is used to cut DNA at specific sites. Correct DNA ligase is essential for recombinant DNA technology. DNA ligase helps repair DNA during replication.

Explanation

DNA ligase does not cut DNA; it joins DNA fragments by forming phosphodiester bonds between nucleotides.

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