Restriction endonucleases cut the DNA molecule at specific positions known as_____.

In the DNA molecules.

Restriction endonucleases are enzymes which

The enzyme used to cut the DNA molecule is

Width of DNA molecule is

Restriction endonucleases are used to cut DNA at specific sites. Name the first endonuclease isolated from Escherichia coli

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.

_____ cut or break DNA at specific sites.

Restriction endonucleases are used to join the DNA fragments having sticky ends.