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you need many copies of DNA for DNA fingerprinting

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Q: Why was it difficult to use DNA as evidence in a crime before PCR was invented?
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Why was it difficult to used DNA as evidence in a crime before PCR was invented?

you need many copies of DNA for DNA fingerprinting


Why was it difficult to use DNA as evidence in a crime pcr was invented?

you need many copies of DNA for DNA fingerprinting


Why was it difficult to use DNA as evidence in a crime before PCR was inventes?

you need many copies of DNA for DNA fingerprinting


What part of the crime scene is the most difficult to preserve?

forensic evidence


Can you kill in international waters?

No. A crime at sea is still punishable under national and international laws. But when there is no report by witnesses, and little evidence of a crime, it is difficult to prosecute offenders.


What type of sketch is done at the scene of the crime before the evidence is collected?

Rough sketch


How do you use the word linked in a sentence?

The police had linked the crime to the suspect with the new evidence they had found.The police had linked the crime to the suspect with the new evidence they had found.The police had linked the crime to the suspect with the new evidence they had found.The police had linked the crime to the suspect with the new evidence they had found.The police had linked the crime to the suspect with the new evidence they had found.The police had linked the crime to the suspect with the new evidence they had found.The police had linked the crime to the suspect with the new evidence they had found.The police had linked the crime to the suspect with the new evidence they had found.The police had linked the crime to the suspect with the new evidence they had found.The police had linked the crime to the suspect with the new evidence they had found.The police had linked the crime to the suspect with the new evidence they had found.


How evidence can be destroyed at a crime scene?

It is illegal to destroy evidence at a crime and can result in jail time.


Do you need to be charged for a crime before police can take belongings for evidence?

No.Additional: If the police have probable cause to arrest you for the crime they can begin gathering and/or preserving evidence of the offense immediately without awaiting the formal court charging documents.


What are the principles of good evidence?

Good evidence that is related to a crime scene has many factors. Evidence should have scientific proof that a person or persons committed the crime. If there is scientific evidence, it can be very hard to refute the evidence.


What is the difference between a crime scene investigator and a detective?

A crime scene investigator analyzes evidence from a crime scene. A detective does show up to the crime scene. They just cant touch evidence.


What percentage of evidence evaluated in the crime lab is drug related?

what is the percentage of evidence evaluated in the crime lab that is drug-related