MCQ
Plasmids are suitable vectors for gene clon $- $ ing because :
  • A
    These are small circular $\text{DNA}$ molecules which can integrate with host chromo $-$ somal $\text{DNA}$.
  • These are small circular $\text{DNA}$ molecules with their own replication origin site.
  • C
    These can shuttle between prokaryotic and eukaryotic cells.
  • D
    These often carry antibiotic resistance genes.

Answer

Correct option: B.
These are small circular $\text{DNA}$ molecules with their own replication origin site.
These are small circular $\text{DNA}$ molecules with their own replication origin site.

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