
Saturday, May 16, 2009
Assignment
DNA DATABASES: CRIME-FIGHTING WEAPON OR THREAT TO PRIVACY?
Q.1- What are The Benefits of DNA Databases?
Ans:- There are also huge benefits to be gained from the considerable
reduction in crime that would occur if there DNA database.DNA
Databases Benefits Are Given Below ............
1. Computer analysis can discover the identity a criminal by
matching DNA from blood, hair , saliva, or other bodily fluids
left at a crime scene with a DNA profile in Databases.
2. DNA identification is also helpful in proving innocence.
3. DNA databases remain Controversial.
4. It would also help young boys to stop turning into 'bad' criminals
because they would be caught at an earlier stage in their criminal
careers.
Q-2 What problems do DNA database pose?
Ans:- There are many problem for an innocent person's DNA to
be at crime scene that police might choose to disregard. Innocent
people may be caught up in a criminal investigation when their
DNA. In some instance, DNA has been collected from witness or
others to eliminate them from police inquiries. DNA has been
collected from families of suspects should continue to be pursued.
Q.3 Who should be including in a national DNA databases? Should
it be limited to convicted felons? Explain your Answer.
Ans:- The Bush administration and some state legislator have
advocated expanding the FBI DNA databases to include juveniles
or people who have been accused of crimes but not convicted.
Q.4 Who should be able to use DNA databases?
Ans:- Most people aren’t violent criminals, including those who
commit misdemeanors, and their inclusion in a national DNA
databases exposes them to risks they would not otherwise face.
Innocent people may be caught up in a criminal investigation
when their DNA from a single hair or spot of saliva on a drinking
glass appeas in a public or private place where they had every
right to be.
Q.5 How does CODIS work? How is it designed?
Ans:- According to CODIS markers are determined by lab work.
CODIS uses two indexes to generate investigative leads in crimes
for which biological evidence is recovered from a crime scene.
These are arranged in order of most common population to least
common population having your exact set of markers .CODIS
uses computer software to automatically search across these
indexes for a potential match.
Q.6 What information does CODIS maintain?
Ans:- CODIS contains the profiles of convicted offender, contains
arrestees persons profile, DNA profiles collected from crime
scenes,missing persons profile, contains DNA profiles developed
from unidentified human remains, contains DNA profiles
contributed from relatives of missing person.CODIS had data on
more than 1.8 million proflies, the, samples on which tha DNA
profiles are based, primarily blood or salive, are kept at forensic
laboratories around the world.
Q.7 Who is allowed to use CODIS ?
Ans:- A total of 175 crime labs in all 50 states and Puerto Rico ...
as well as the FBI Lab and the U.S. Army Crime Lab. And, in a sign
of how effective the system is, 31 labs in 18 nations worldwide also
use CODIS, but they are not connected to any DNA databases here
in the U.S. They simply borrow the FBI's technology to help
investigations in their own countries, much as we do here.
Q.8 How does CODIS aid criminal investigation?
Ans:- CODIS generates investigative leads in cases where
biological evidence is recovered from the crime scene. The
development and expansion of databases that contain DNA
profiles at the local, State, and national levels have greatly
enhanced law enforcement's ability to solve cases with DNA.
Matches made between the Forensic and Offender Indexes
provide investigators with the identity of a suspected perpetrator.
Even if a perpetrator is not identified through the database,crimes
may be linked to each other, thereby aiding an investigation, which
may eventually lead to the identification of a suspect.
Monday, May 11, 2009
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