Which among the following statements does not hold true for restriction enzyme (a) It recognizes a palindromic nucleotide sequence (b) It is an endonuclease (c) It is isolated from viruses (d) It produces the same kind of sticky ends in different DNA molecules.

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Muskan Anand

1 year ago

Option C.Restriction enzymes are obtained only from the prokaryotes (bacteria) and not from viruses. ∙ It is their (bacteria's) natural defense mechanism against bacteriophage.

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