Session 3 extras Flashcards
1
Q
What is an exonuclease?
A
Enzyme that cleaves a nucleotide off the end of the DNA molecule
2
Q
What is an endonuclease?
A
Enzymes that cleaves DNA within the DNA molecule
3
Q
Does DNA polymerase have an exonuclease domain or an endonuclease domain?
A
Exonuclease domain
4
Q
What is the function of the exonuclease domain in DNA polymerase?
A
To recognise and remove any incorrect bases off the end of the growing DNA molecule