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Forensic Science

Criminal cases are very dependent upon evidence to prove or disprove the facts of the case. The analysis of evidence requires a wide breadth of scientific knowledge and the latest scientific techniques as well as proper evidence procedures.

1,792 Questions

What Do you call a crime scene that is original location of crime or accident?

The original location of a crime or accident is called the primary crime scene. This is where the incident first occurred and where evidence is typically found and collected by investigators to piece together what happened.

What is the purpose of facial reconstruction in forensics?

Facial reconstruction in forensics is done to create a visual representation of an unidentified deceased person's face. It helps in the identification process by providing a rough estimate of their facial features, which can aid in generating leads and potentially identifying the individual.

Why do you think most forensic anthropology textbooks also describe adjustments to height calculations for persons over 45?

As people age, the spinal column can compress due to degenerative changes, resulting in a gradual loss of height. This age-related height loss is taken into account in forensic anthropology to accurately estimate the person's original height based on skeletal remains. Adjusting for height loss in older individuals helps ensure more precise forensic analysis and identification.

Why do forensic anthropology adjustments to height calculations for a person over 45?

Forensic anthropologists adjust height calculations for individuals over 45 due to age-related changes in the spine, resulting in a loss of height over time. This is important in determining an individual's original height for identification purposes based on skeletal remains.

How is blood used to solve a crime?

Blood can be analyzed at a crime scene to determine the blood type of the individual, which can help exclude or include suspects. DNA analysis from blood samples can help establish a match between the blood found at the crime scene and a suspect. Blood spatter patterns can also provide clues about the events that took place during a crime.

Why is crime scene coordination so important?

Crime scene coordination is important to ensure that evidence is properly collected, preserved, and documented to support criminal investigations. It helps prevent contamination of evidence, maintain the chain of custody, and ensure that all necessary information is gathered effectively. Coordination among different agencies and personnel also helps streamline the investigation process and reduce the risk of errors or oversight.

How does DNA analysis help identify or eliminate criminal suspects?

DNA fingerprint is very specific to an individual. You can pinpoint the individual person by DNA finger print. By collecting the semen from the victim of the rape, you can identify the criminal, very precisely. From very small sample of material from the nails of the victim, you can pin point the killer, by doing the DNA finger printing. By the same theory, you can eliminate the person, who has not done the crime.

Who was Dr Wm C Loyd?

Dr. William C. Loyd is known for his work as a physician and surgeon in the late 19th and early 20th centuries. He made significant contributions to the field of surgery, particularly in the area of abdominal surgery. Dr. Loyd was also involved in medical education and served as a professor at various medical schools.

What do Forensic entomologists study to help solve crimes?

Forensic entomologists study insects found on human remains to estimate the time of death, recognize the presence of drugs or toxins, and determine if a body has been moved after death. By analyzing the development stages of insects present on a body, they can provide valuable evidence for investigations in criminal cases.

What is the primary crime scene?

The primary crime scene is where the initial criminal activity or incident took place. It is usually the location where the most significant evidence related to the crime can be found. Proper documentation and preservation of the primary crime scene are essential for a thorough investigation.

What things can a forensic anthropologist determine from a skeleton?

A forensic anthropologist can determine the age, sex, ancestry, stature, and potential signs of trauma or disease from a skeleton. They can also assess the time since death and potentially determine a person's lifestyle or occupation based on skeletal indicators.

Can satellite surveillance help solve crimes?

Yes, satellite surveillance can help solve crimes by providing real-time monitoring of activities, tracking movements of suspects, and collecting evidence from crime scenes. Satellite imagery can also be used to identify patterns, gather information on locations, and support investigations by law enforcement agencies.

How do forensics investigators use DNA fingerprinting to link a particular suspect to a particular crime scene?

Forensic investigators use genetic markers that vary from person to person. Thus, if all of the genetic markers in the DNA from a crime scene are identical to the genetic markers in the DNA from one of the suspects, that is good evidence that the suspect and crime scene DNA came from the same individual.

Why were forensic crime labs built?

Forensic crime labs were built to provide scientific analysis of evidence collected at crime scenes. They help law enforcement agencies to solve crimes by examining trace evidence, DNA, firearms, drugs, and other materials. The labs assist in the investigation process and help to establish the facts in criminal cases.

Where is forensics used?

Forensics is used in various fields such as law enforcement, cybersecurity, archaeology, and medicine. It is commonly applied in criminal investigations to gather evidence, analyze information, and provide expert testimony in court to help solve crimes. Additionally, forensics can also be utilized in disaster response to identify victims and determine causes of accidents.

Can you keep your cdl license after having a stroke?

It depends on the severity of the stroke and how it has impacted your ability to safely operate a commercial vehicle. You will likely need to pass a medical evaluation to determine if you meet the required physical and cognitive criteria to maintain your CDL.

What is spiral method in crime scene search?

The spiral method is a systematic approach used in crime scene searches to ensure no evidence is overlooked. Investigators start at the center of the scene and spiral outwards in a circular pattern, carefully documenting and collecting evidence along the way. This method helps to thoroughly cover the entire area and preserve the integrity of the evidence.

Does crime scene unit catch offenders?

No, crime scene units are responsible for collecting and analyzing physical evidence at crime scenes. It is law enforcement agencies that investigate crimes, catch offenders, and make arrests based on the evidence collected by crime scene units.

What does a coroner drive when he goes to the scene of a crime?

A coroner typically drives a coroner's van, also known as a "death wagon", when responding to a scene of a crime or a death. These vans are specially designed to transport deceased individuals and have the necessary equipment and capacity for this purpose.

What is a person who collects evidence to a solve crime?

That person is called a forensic investigator or a crime scene investigator. They are responsible for collecting, analyzing, and preserving physical evidence from crime scenes in order to help solve crimes and provide evidence for legal proceedings.

Where does crime scene evidence go after its taken?

Crime scene evidence is typically collected by forensic experts and taken to a crime laboratory for analysis. The evidence is carefully cataloged, documented, and stored under controlled conditions to ensure its integrity. The results of the analysis are then used in criminal investigations and court proceedings.

Are there really forensic anthropologists at the jeffersonian institute?

The Jeffersonian Institute is a fictional institution featured in the TV show "Bones." While there are real forensic anthropologists who work in various settings, such as universities, crime labs, and consulting firms, the specific characters in the show are fictionalized for entertainment purposes.

Placed at a crime scene what is a red ribbon?

A red ribbon at a crime scene can signify evidence markers or areas of interest for investigators to collect and analyze. It could indicate the presence of blood, potential weapons, or other crucial items for the investigation.

Do you need a license to be a forensic anthropologists?

In most cases, a license is not required to practice as a forensic anthropologist. However, having a relevant education and certification from professional organizations like the American Board of Forensic Anthropology can enhance your credibility and job prospects in the field.

What conclusion does Alvin Dewey draw about the murderers when he studies the crime scene photos once again?

Alvin Dewey concludes that the murderers must have known their victims due to the lack of forced entry and the extent of violence in the crime scene photos.