Multiple choice

What is the composition of type II restriction endonuclease?

  1. It is a three-subunit enzyme with endonuclease and methylase activities.

  2. It is a single subunit enzyme in which endonuclease and methylase are seperate.

  3. It is a two subunit complexes, in which endonuclease and methylase are seperate.

  4. It is a two subunit enzyme, with endonuclease and methylase actiivities.
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

This enzyme is very much useful to recombinant DNA researches than the other two types.

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