Question

What is DNA fingerprinting mention and it application?

Answer 1

• DNA fingerprinting, also called DNA typing, DNA profiling, genetic fingerprinting, genotyping, or identity testing, in genetics, method of isolating and identifying variable elements within the base-pair sequence of DNA (deoxyribonucleic acid).
• By cutting a sample of DNA into fragments and comparing it with other samples it's possible to work out if the DNA has come from the same person. This technique is called DNA fingerprinting, and is a technique used to help solve crimes where the suspect may have left a sample of body tissue at the crime scene.

Answer 2

Answer:

DNA fingerprinting is a technique used to identify and analyze the variations in various individuals at the level of DNA. It is based on variability and polymorphism in DNA sequences.

Application

(1) It is used in forensic science to identify potential crime suspects.

(2) It is used to establish paternity and family relationships.

(3) It is used to identify and protect the commercial varieties of crops and livestock.

(4) It is used to find out the evolutionary history of an organism and trace out the linkages between groups of various organisms.

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