Describe the collection of biological stains including variances between dry, wet, and liquid stains. What are the four      primary conditions in which a stain may be encountered? 

1) What is Touch DNA? How is Touch DNA detected, preserved, and collected?

2) Describe the collection of biological stains including variances between dry, wet, and liquid stains. What are the four
primary conditions in which a stain may be encountered?

3) What is PCR analysis? When was this method first described? Why is this application important particularly for cold
cases or cases in which only a small amount of DNA is discovered?

4) What is STR analysis? Why is this an effective method for DNA typing?

5) What is AFLP analysis? What is RFLP analysis? Why are these effective methods for DNA typing?