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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
Restriction endonuclease, an enzyme used in Genetic Engineering is employed for
  • A
    Probing exons
  • ✓
    Cutting double stranded $DNA$
  • C
    Cutting single stranded $DNA$
  • D
    Join strands of $DNA$
✓

Answer

Correct option: B.
Cutting double stranded $DNA$
b

(b) Restriction endonucleases cleave $DNA$ double helix at specific point in such a way that single stranded free ends project from each fragment of $DNA$ double helix.

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