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Question
The function of DNA ligase is ______.
Options
to break DNA into fragments
to seal DNA fragments
to introduce DNA into plasmid
to produce desired protein
MCQ
Fill in the Blanks
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Solution
The function of DNA ligase is to seal DNA fragments.
Explanation:
DNA ligase joins and seals DNA fragments, including a foreign DNA fragment and a cut plasmid. Restriction endonucleases cut DNA, while protein production occurs through gene expression.
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