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Question
What is the function of gel electrophoresis in genetic engineering?
Options
Cut DNA into many fragments
Link together newly joined fragments of DNA
Make millions of copies of a specific segment of DNA
Separate fragments of DNA by their length and electrical charges
MCQ
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Solution
Separate fragments of DNA by their length and electrical charges
Explanation:
Gel electrophoresis is used to separate DNA fragments based on size and electrical charge. Smaller fragments move more quickly through the gel towards the positive electrode, generating distinct segments for additional genetic analysis.
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