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Who collects the physical evidence at a crime scene such as dried blood and fibers?
Forensic technicians and crime scene investigators are responsible for collecting physical evidence, such as dried blood and fibers, at a crime scene. They follow strict protocols to properly document, collect, and preserve evidence for analysis in the laboratory.
What would the crime scene investigation unit do at a crime scene?
Crime scene investigators analyze every aspect of a crime, including the body, the location, fingerprints, fibers, ground, and sometimes air and water. They use special equipment that displays blood stains that may have been scrubbed away.
What are tecniques used to collect microscopic crime scene?
vaccuming
Imagine you are a detective examining a crime scene. You are trying to identify the person who committed the crime, so you collect many samples at the crime scene. Which sample would be most useful in identifying the person who committed the crime?
A piece of fingernail found at the crime scene
How is a crime scene analyzed?
The police, criminal investigators, forensic scientists, and/or FBI collect physical evidence, which is evidence at the crime scene. They also take photographs at the crime scene and take notes (like to say what time and location the incident happened), and they also do sketches on the crime scene. They draw out two sketches--one is called the rough sketch, which is drawn at the scene. The finished sketch is the sketch drawn after being at the crime scene. Finished sketches include measurements, precise locations, and other things that will help them solve the crime scene.
What is the ultimate goal of a crime scene ivestigation?
To collect and analyze evidence useable in court. .
What are the objectives of crime scene investigation?
The objectives of crime scene investigation are to accurately document and collect evidence, identify suspects and victims, reconstruct what happened during the crime, and ultimately assist in solving the crime and bringing offenders to justice.
Describe a crime scene where fibers would be important forensic evidence?
its gauze and gauze hahha LOL
What are macroscopic and microscopic scenes?
Macroscopic scene - the "large view" of a crime scene, including things such as locations, the victim's body, cars, and buildings. Microscopic scene - a crime scene viewed in terms of specific objects and pieces of evidence associated with the crime, such as knives, guns, hairs, fibers, and biological fluids.
CSI what do they do?
CSI (Crime Scene Investigation) professionals collect and analyze physical evidence from crime scenes to help solve crimes. They use scientific methods to document, preserve, and interpret evidence such as fingerprints, DNA, and fibers. Their findings play a crucial role in helping law enforcement agencies identify suspects and bring them to justice.
How fibers help solve a crime?
Fibers found at a crime scene can provide valuable information such as the type of material, color, and potentially where it came from. By analyzing fibers, investigators can connect suspects to crime scenes or link different crime scenes together. This evidence can help establish a timeline of events and create a stronger case in court.
How can fibers have probative value?
Fibers can have probative value in forensic investigations because they can be transferred between people and objects, connecting them to a specific location or individual. By analyzing the physical and chemical characteristics of fibers, forensic experts can provide evidence to help link a suspect to a crime scene or victim. Fibers can be compared and matched to those found on a suspect's clothing or at a crime scene, strengthening the case against them.
