Restriction enzymes
A) are proteins isolated from certain strains of bacteria that can repair DNA.
B) are enzymes that attach to and cut DNA at specific sequences.
C) recognize and bind to any random sequence in the DNA.
D) are molecules that can help DNA move across the cell wall and enter the bacterial cells.
E) only act on DNA isolated from bacteria.

Question

Quizplus · Accepted Answer

Restriction enzymes are enzymes that recognize and bind to specific (usually palindromic) sequences in DNA and cut the DNA at those sites. This allows scientists to cut and manipulate DNA in a controlled manner for various applications, such as creating recombinant DNA molecules.

Restriction Enzymes