Question

More and more, in cases of rape or murder, forensic scientists are using DNA fingerprint as evidence for the guilt or innocence of a suspect. In this....

or murder, forensic scientists are using 2.) More and more, in cases of rape or murder, forensic scientists are using In this process, a few selected portions of DNA from small amounts of (2, More and more, in cases of rape DNA fingerprinting as evidence for the guilt or innocence of a suspect blood or semen from the crime scene can be analyzed and compared with DNA from a suspect. If gel electrophoresis shows that two samples match, the probability that the two samples are not from the same per- son can be anywhere from one chance in 100,000 to one in 1 billion, depending on how the test was performed. And yet, even with compel- ling DNA evidence to the contrary, suspects are sometimes found "not guilty What problems with this type of evidence can arise to create doubt about the guilt of the person?

Answer 1

Exp:- The DNA fingerprinting that was developed bu Dr. Alec Jeffrey is a ready tool for identifying suspects yet there are some problems that could arise due to nucleotide polymorphism which would produce different DNA fragments on action by restriction endonucleases resulting in different results from the real one this would create doubt about the guilt of the person.