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Which of the following statements does n...

Which of the following statements does not hold true for restriction enzyme ?

A

It recongnises 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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The correct Answer is:
C
More than 900 restriction enzymes have been isolated from over 230 strains of basteria each of which recongnise different recongition sequences. No restriction enzyme is isolated from viruses.
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