12 Terms
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DNA forensics
The application of the science of DNA to analyze evidence involved in criminal and civil litigation.
Industry: Legal services
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DNA forensics
Pili annulati
Legal services; DNA forensics
Pili annulati is a hair disorder that results in ringed or banded hair, alternating bright and dark bands in the hair shaft. The dark bands are a manifestation of the abnormal air spaces in the ...
Peripheral region
Legal services; DNA forensics
The peripheral region is the portion of the hair toward the outermost areas of the hair, including the cuticle and the outer areas of the cortex, distant from the medullary or central region.
PCR inhibitors
Legal services; DNA forensics
A substance that interferes with the Polymerase Chain Reaction (PCR) process. Examples of PCR inhibitors include dyes, soil, chemicals, and heme (hemoglobin).
Phenol
Legal services; DNA forensics
A chemical used in organic extraction. Polysaccharides and proteins are soluble in phenol, allowing for their separation from DNA. C6H5OH. See figure to the right.
Pigmentation
Legal services; DNA forensics
Coloration or discoloration by formation or deposition of pigment in the tissues. In a forensic hair examination, the description of the aggregation, distribution, and density of pigment granules.
Phenotype
Legal services; DNA forensics
The detectable outward manifestations of a specific genotype; the physical characteristics of a living object.
Sequestration
Legal services; DNA forensics
In the context of trials, the isolation of a jury from the public, or the separation of witnesses to ensure the integrity of testimony. In a jury trial, a judge may choose to sequester the jurors, or ...
