Why is cDNA made from mRNA useful for producing human proteins in bacteria?

  1. It contains a bacterial promoter
  2. It has introns
  3. It is single-stranded RNA
  4. It has no introns
Answer

D) It has no introns

Bacteria cannot remove introns. AS & A Level Biology · Topic 19 Genetic Technology · 19.1 Principles of genetic technology

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