What is the Function of Naturally Occurring Restriction Enzymes in Bacterial

Question

What is the function of naturally occurring restriction enzymes in bacterial cells?
A)They separate the DNA strands during DNA replication.
B)They cut the bacterial cell's DNA.
C)They cut any viral DNA that enters the cell.
D)They reattach pieces of DNA into a continuous molecule after DNA replication.

Accepted Answer

Restriction enzymes in bacteria serve as a defense mechanism by cutting foreign viral DNA, preventing the virus from hijacking the bacterial cell machinery.