U.S. flag

An official website of the United States government, Department of Justice.

DNA - A Prosecutor’s Practice Notebook Inventory

Sequence Results

Home  |  Glossary  |  Resources  |  Help  |  Contact Us  |  Course Map
 

Possible sequence results 3 include the following:

  • Exclusion
    Sequences differ at two positions.
     
  • Cannot Exclude
    Sequences are fully concordant with common bases at every position; OR a single unspecified base in one of the sequences - common base at every position; OR ambiguous bases in both sequences at different positions -common base at every position; OR heteroplasmic mixture at a position in one sample that is not present in the other -common base at every position (G in both Q and K); OR heteroplasmic mixture at the same site in both sequences -common base at every position.
     
  • Inconclusive
    Sequences are identical at every position except one; no indication of heteroplasmy.

Back Forward