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What can be the natural purpose of host DNA methylation?

Answer and explanation

Correct answer: Protecting host DNA from its own restriction enzyme

When host DNA is methylated the restriction enzyme does not cut it. Foreign unmethylated DNA can be cut.

Related tags

Host MethylationDna ProtectionRestriction ModificationCutting Of DnaProcesses Of Recombinant Dna TechnologyBiotechnologyClass 11 Mcq

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