Only with the help of a labelled diagram, show the steps of formation of recombinant DNA by the action of restriction endonuclease enzyme EcoR I.

With the help of diagrams show the different steps in the formation of reeombinant DNA by action of restriction endonuclease enzyme EcoRI. Name the technique that 18 used for separating the fragments of DNA cut by restriction endonncleases.

Draw a neat labelled diagram showing steps of PCR.

With the help of a labelled diagram give the structure of DNA-double helix.

What is a rainbow? Draw a labelled diagram to show the formation of a rainbow.

(a) Explain the significance of palindromic nucleotide sequence in the formation of recombinant DNA. (b) Write the use of restriction endonuclease in the process.

The restriction endonuclease enzyme binds to the DNA and cuts