Question
Biology Question on Applications of Biotechnology
PCR and restriction fragment length polymorphism are the methods for
A
Study of enzymes
B
Genetic transformation
C
DNA sequencing
D
Genetic fingerprinting
Answer
Genetic fingerprinting
Explanation
Solution
Polymerase chain reaction (PCR) is used to amplify a small DNA fragment to obtain its large quantity. PCR is very helpful in DNA fingerprinting in such cases where the culprit has to be identified from a very small blood, semen or other cell sample from a crime scene.