Dictionary

variable number of tandem repeats (VNTR): A segment of DNA that consists of repetitions of a fixed sequence of consecutive DNA base pairs a constant number of times in any one individual and that is widely used for identification purposes in forensic medicine because the number of repetitions of the fixed sequences.

y-chromosome analysis: A type of DNA analysis that uses several genetic markers that are identified on the Y chromosome.

YDNA: Differences in the non-recombining portions of DNA from the Y chromosome.