The restriction endonuclease isolated from Escherichia coli .

Escherichia coli is

The first restriction endonuclease isolated was

Restriction endonuclease are used as:

Restriction endonuclease is employed for cutting :

DNA fragments generated by the restriction endonucleases in a chemical reaction can be separated by :

Read the following statements and select the correct ones. (i) Same kind of sticky ends are produced when a DNA has been cut by different restriction enzymes. (ii) Exonucleases make cuts at specific positions within the DNA. (iii) Hind ll was the first restriction endonuclease to be isolated. (iv) A bacteriophage has the ability to replicate within bacterial cells by integrating its DNA with bacterial DNA. (v) Presence of more than one recognition sites for a enzyme within the vector facilitates the gene cloning.