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STD 12 - 9. biotechnology principlas and process — Biology STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceBiologySTD 12 - 9. biotechnology principlas and process1 Mark
MCQ
In a genetic engineering experiment, restriction enzymes can be used for
  • A
    Bacterial $DNA $ only
  • B
    Viral $DNA$ only
  • ✓
    Any $DNA$ fragment
  • D
    Eukaryotic $DNA$ only
✓

Answer

Correct option: C.
Any $DNA$ fragment
c
Different kinds of specific enzymes are used in genetic engineering, $e.g.$, cleaving enzymes $\rightarrow$ These enzymes are used to break $DNA$ molecules. They are of three types $(i)$ Exonucleases $(ii)$ Endonucleases $(iii)$ Restriction endonucleases

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