Question

why are molecular scissors so called ?write their use in biotechnology

Answer 1

The restriction enzymes are knows as molecular scissors as they cut the DNA at specific sites or locations.
They help to form recombinant molecules of DNA, which are composed of DNA from different genomes.

Answer 2

Answer:

The restriction enzymes are known as molecular scissors as they cut the DNA at specific sites or locations. They help (in genetic engineering) to form recombinant molecules of DNA, which are composed of DNA from different genomes.