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Biotechnology: Principles and Processes — BIOLOGY STD 12 Science — Question

Rajasthan BoardEnglish MediumSTD 12 ScienceBIOLOGYBiotechnology: Principles and Processes1 Mark
MCQ
Selective markers in plasmids are used to:
  • A
    Identify cancer cellsI
  • B
    dentify antibiotics
  • C
    Identify recombinants from non recombinants
  • D
    None of these
✓

Answer

  1. Identify recombinants from non recombinants

Explanation:

Due to the presence of the selective marker, the plasmid becomes useful for the cell. Under the selective conditions, only cells that contain plasmids with the appropriate selectable marker can survive. Thus it helps in identifying the recombinants from non-recombinants.

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