GK Question

science hard mcq

Which technique allows precise insertion of large DNA fragments into genomes?

  1. PCR
  2. CRISPR-Cas9
  3. Recombineering
  4. Gel electrophoresis

Answer: Recombineering

Recombineering uses phage proteins for homologous recombination in vivo, enabling large DNA insertions/deletions. Complements CRISPR for complex genome engineering in synthetic biology. [[DBT Reports, NCERT Biology Class 12]]

Topic Biology - Synthetic Biology
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