All of the Following Enzymes are Used in the Construction

Question

All of the following enzymes are used in the construction of cDNA libraries,except:
A) Terminal transferase
B) Ribonuclease H
C) DNA polymerase I
D) DNA Ligase
E) Exonuclease

Accepted Answer

Exonuclease is not typically used in the construction of cDNA libraries. The other enzymes are involved in synthesizing and processing cDNA from mRNA.