Question

What is DNA finger printing?what are the application of DNA finger printing.​

Answer 1

Answer:

DNA fingerprinting is a laboratory technique used to establish a link between biological evidence and a suspect in a criminal investigation. A DNA sample taken from a crime scene is compared with a DNA sample from a suspect. If the two DNA profiles are a match, then the evidence came from that suspect.

Answer 2

A N S W E R :

Definition :-

DNA fingerprinting or DNA profiling is a technique through which similarities or dissimilities of VNTRs between two simples of DNA can be determined so as to bring out the relationship between them if any.

Applications :-

• This technique is used to drive the conclusions in several criminal cases.

• This technique is used to establish paternity in cases where there is confusion regarding such matters.

• This technique can be used to track out the blood relatives of a person.

• This technique can be used to look for genetic disease in order to find cures for such deseas if any.

E X T R A I N F O R M A T I O N :

• This technique was discovered by " Alec Jeffreys " in the year 1984 - 1985.

• VNTRs are specific and different for each and every individual.

• VNTRs are derived from the two parents in 50 - 50 ratio.