To identify an individual through DNA analysis of his or her blood at crime scenes,investigators look for patterns based on:

Question

Quizplus · Accepted Answer

Short tandem repeats (STRs) are repeating sequences of DNA that vary in length between individuals. By analyzing the pattern of these repeats in an individual's DNA, investigators can create a genetic profile that is unique to that person. This profile can then be compared to DNA samples found at a crime scene to identify potential suspects. Transgenic fragments, primers, and probes are all related to DNA analysis but are not specifically used for identifying individuals through DNA profiling.

To Identify an Individual Through DNA Analysis of His or Her