Question

a policeman finds a very small piece of body tissue from the site of a crime and takes it to the forensic department.

a)By which method will they amplify the dna collected from the tissue sample.

b)mention the sequence the three steps involve in each cycle of this technique.

c)What is the role of thermostable dna polymerasein this technique.

Answer 1

a) Polymerase Chain Reaction
b) Denaturation, Annealing, Polymerisation
c)Polymerises the specific sequence of DNA