TLS Online TPP Program

#Question id: 23684


How does a bacterial cell protect its own DNA from restriction enzymes?

#Unit 13. Methods in Biology
  1. adding methyl groups to adenines and cytosines
  2. using DNA ligase to seal the bacterial DNA into a closed circle
  3. adding histones to protect the double-stranded DNA
  4. forming ʺsticky endsʺ of bacterial DNA to prevent the enzyme from attaching