MCQ IN MEDICINE

Detailed explanation-1: -Hair suitability for DNA examinations Nuclear DNA analysis can be done on human hairs. The trace section assists the DNA section by screening hairs and determining their suitability for DNA testing. A microscope is used to examine the root end of the hairs, in order to determine if they are suitable.

Detailed explanation-2: -Hair-Analysts can tell investigators if individual hairs are human or animal, and in the case of human hair, where on the body the sample originated. Samples can be tested to determine the color, shape and chemical composition of the hair, and often the race of the source individual.

Detailed explanation-3: -Hair Microscopy The examination of human hairs in the forensic laboratory is typically conducted through the use of light microscopy. This examination routinely involves a two-step process-the identification of questioned hairs and the comparison of questioned and known hairs.