Why are pus cells found in stool? A: Pus cells are commonly found in healthy stool, and they help to ease the passage of stool, according to About Health. However, these pus cells are not visible to the human eye. If pus, or mucus, is visible in the stool, this can indicate the presence of a disease or condition. Continue Reading.
DNA evidence is analyzed using the polymerase chain reaction (PCR) method, which allows for very small samples to be tested and identified. Once the sample is tested, it may be cross-referenced with DNA profiles already in a database or with genetic data provided by a suspect.
Primary Evidence. An authentic document or item that is offered as proof in a lawsuit, as contrasted with a copy of, or substitute for, the original. Primary evidence, more commonly known as best evidence, is the best available substantiation of the existence of an object because it is the actual item. It differs from secondary evidence, which is a copy of, or substitute for, the original. If primary evidence is available to a party, that person must offer it as evidence.