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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
Plasmid of which bacterium was first time used in recombinant $DNA$ technology?
  • A
    E.coli
  • B
    Salmonella typhimurium
  • C
    Haemophilus influenzae
  • D
    Streptococcus pneumoniae
✓

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