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Restriction Enzyme

Do eukaryotic...

Question

Do eukaryotic cells have restriction endonucleases? Why?

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Solution

No, the eukaryotic cells do not have restriction endonucleases. All the restriction endonucleases have been isolated from various strain of bacteria. Prokaryotes/bacteria have this enzyme as a defence mechanism to restrict the growth of bacteriophages.
Example-HindIII, EcoRII

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