endonuclease
/ˌɛndoʊˈnukliˌeɪs/
noun
- An enzyme that cuts DNA or RNA at specific points inside the molecule, rather than at the ends.
- Restriction endonucleases are important tools in genetic engineering.
- The endonuclease activity helps cells repair damaged genetic material.
- Scientists used an endonuclease to cut the DNA strand at a precise location.