Gizmos Student Exploration: DNA Profiling - Answer Key (VERIFIED)

Gizmos Student Exploration: DNA Profiling - Answer Key (VERIFIED) Vocabulary: DNA polymerase, DNA profiling, gel electrophoresis, gene, mutation, non-coding region, polymerase chain reaction, primer, short tandem repeat Prior Knowledge Questions (Do these BEFORE using the Gizmo.) In 1985, Darryl Hunt was convicted of murder. While Hunt was in jail, a new method for analyzing DNA evidence was invented. The DNA evidence on the victim did not match Hunt’s DNA but did match that of another prisoner. After 19 years spent behind bars, Hunt was finally declared innocent and released from prison in 2004. 1. DNA is used to tell people apart. What aspects of DNA do you think make this possible? Certain aspects of DNA that would make it possible to tell people apart would be found within the specific DNA sequences of a gene. 2. What are some possible uses for technology that can identify people based on their DNA? Some possible uses for technology that can identify people based on their DNA would be fingerprint analysis. In each individual fingerprint, there are DNA sequences that connect people, therefore finding criminals through the use of this tech is possible.