Enzymes Used to Cut Genes in Recombinant DNA Research Are

Question

Enzymes used to cut genes in recombinant DNA research are known as ____.  
A) ligases
B) restriction enzymes
C) transcriptases
D) DNA polymerases
E) replicases

Accepted Answer

Restriction enzymes are used to cut specific sequences of DNA in recombinant DNA research. Ligases are used to join pieces of DNA together. Transcriptases are used to make RNA from DNA. DNA polymerases are used to synthesize new DNA strands. Replicases are not commonly used in recombinant DNA research.