- 01 Introduction
- 02 Biology of DNA
- 03 Practical Issues Specific to DNA Evidence
- 04 Introduction to the Forensic DNA Laboratory
- 05 Assuring Quality in DNA Testing
- 06 Understanding a Forensic DNA Lab Report
- 07 Statistics and Population Genetics
- 08 Mitochondrial DNA & Y-STR Analysis
- 09 Forensic DNA Databases
- 10 Collection of DNA Evidence from Suspects and Arrestees
- 11 Pretrial DNA Evidence Issues
- 12 Victim Issues
- 13 Trial Presentation
- 14 Postconviction DNA Cases
- 15 Emerging Trends
Principles of Forensic DNA
for Officers of the Court
for Officers of the Court
Module 14 :: Postconviction
Topic 2 ::
Biological and Laboratory Issues
Previous Test Results
Issues to be considered when DNA testing was previously performed include—
- What items of evidence existed at the time of the trial?
- What type of analysis or tests were performed on the evidence?
- What are the limitations of the tests that were performed?
- Were the results presented at trial and, if not, why?
