The polymerase chain reaction is a technique used for
1) amplification of DNA
2) amplification of enzymes
3) amplification of proteins
4) all of these

Options

A. 1) amplification of DNA
B. 2) amplification of enzymes
C. 3) amplification of proteins
D. 4) all of these

Answer

A

Explanation

Polymerase chain reaction is a technique used for amplication of DNA fragments. Its amplification cycle involve three steps-denaturation, annealing and polymerisation which are repeated for 'n' cycles.