Classification of Restriction Enzymes Quiz

To aid in the replication of host DNA

To modify the structure of prokaryotic DNA

To provide a defense mechanism against invading viruses (correct)

To enhance the process of molecular cloning

By introducing mutations at specific recognition sites

By breaking the hydrogen bonds between base pairs

By unwinding the DNA double helix

By making two incisions, once through each sugar-phosphate backbone of the DNA double helix (correct)

To enhance the activity of restriction enzymes

To facilitate the replication of host DNA

To modify the prokaryotic DNA and protect it from cleavage (correct)

To degrade foreign DNA

<p>Over 250 different specificities (D)</p> Signup and view all the answers

<p>DNA modification (C)</p> Signup and view all the answers