DNA And Crime


Deoxyribonucleic Acid - the fingerprint of life also know as DNA was
first mapped out in the early 1950’s by British biophysicist, Francis Harry
Compton Crick and American biochemist James Dewey Watson. They determined the
three-dimensional structure of DNA, the substance that passes on the genetic
characteristics from one generation to the next. DNA is found in the
chromosomes in the nucleus of a cell.
"Every family line has it’s own unique pattern of restriction-enzyme DNA
fragments. This variation in patterns of DNA fragments found in human genetic
lineages is called ‘restriction-fragment length polymorphism’(RFLP)." (Louis
Levine, ?) Because each person, except for identical ...

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cells and saliva can provide genetic information about a person for
Forensic Science purposes, blood is the most useful source of inherited traits.
If the DNA fingerprints produced from two different samples match, the two
samples probably came from the same person.
Here are some examples of court cases where DNA plays an important roll
in the outcome of the trial.
Hauppauge N.Y.: After 11 years in prison for rape Kerry Kotler cried tears
of joy becoming one of the first convicts in the United States to be freed by
DNA technology. At a banquet held for Kotler he received a standing ovation from
the guest’s of his lawyer, Barry Schech and Peter Neufeld, who would later use
their DNA expertise to help free O.J. Simpson.
Now the very weapon used to free Kotler will be used against him and
instead of his lawyers praising DNA testing they will be trying to tear it down.
Four years after being released from prison Kotler was charged with another rape
and the DNA test matched him ...

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the 14 year old
evidence. These DNA tests ruled him out as a suspect.
(http://www.wcinet.com/th/news/th0525/stories/12284.htm)
Santa Ana, Calif: Kevin Lee Green cried as the judge apologized for the
mistake and freed him from prison after nearly 17 years. He was convicted of
killing his unborn baby and nearly beating his wife to death.
He was released as authorities prepared to charge a convicted rapist
with the murder of Green’s unborn child. The reversal of Green’s conviction
came after another man confessed and his statement was backed up by DNA
technology not available in 1980. He was sent to prison on the testimony of his
wife who at first didn’t remember the attack but that ...

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PAPER DETAILS
Added: 12/27/2003 07:40:06 PM
Category: Legal Issues
Type: Premium Paper
Words: 1299
Pages: 5

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