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Study with Quizlet and memorize flashcards containing terms like The examination of evidence, whether it is soil, blood, glass, fibers, and so on, often requires?, Standard/ Reference Sample, DNA can be obtained? and more.
Study with Quizlet and memorize flashcards containing terms like standard/reference sample, buccal swab, substrate control and more.
26 paź 2023 · Example. A hair found at a crime scene may match a hair sample taken from a suspect. Standard Reference Sample Definition. The process of determining if two samples have a common origin; Identification Definition. The process of determining a substance’s physical or chemical identity; Individual Characteristics Definition
• Standard/reference sample—Physical evidence whose origin is known, such as blood or hair from a suspect, that can be compared to crime-scene evidence. • The examination of evidence, whether it is soil, blood, glass, hair, fibers, and so on, often requires comparison with a known standard/reference sample.
A reference sample is a sample that is comprised of a similar matrix as the forensic sample. For example, if a forensic sample is a water-based solution, the reference sample must be a water-based solution.
These Guidelines are intended for use by psychologists when engaged in the practice of forensic psychology as described below, and may also provide guidance on professional conduct to the legal system, and other organizations and professions.
Reference Sample: A control or known standard sample used for comparison with evidence obtained in a legal or forensic context. For instance, in a burglary case, investigators might collect fibers found at the crime scene as evidence.
