question_answer

Restriction enzyme Eco RI cuts the DNA between bases G and A only when the sequence in DNA is

A)  GATATC             

B)  GAATTC

C)  GATTCC                              

D)  GAACTT

Correct Answer: B

Solution :

                Restriction enzyme Eco RI cuts the DNA between bases G and A (producing sticky ends) only when the sequence in DNA is GAATTC.