GIZMO Student Exploration DNA Profiling REVISED EDITION ANSWER KEY

GIZMO Student Exploration DNA Profiling REVISED EDITION ANSWER KEY Name: Date: Student Exploration: DNA Profiling Vocabulary: DNA polymerase, DNA profiling, gel electrophoresis, gene, mutation, non-coding region, polymerase chain reaction, primer, short tandem repeat Gizmo Warm-up DNA profiling does not just compare people’s entire genome side by side. Instead, a very particular part of the DNA is compared. In the DNA Profiling Gizmo you will learn about the differences in DNA that make DNA profiling possible and you will use that knowledge to design your own DNA profiling test. Click on the crime lab in the Forensic training DNA contains genes and non-coding regions section. You are looking at a strand of DNA. between genes. Click on Non-coding A. 1. You are looking at a portion of the non-coding A section for three different people. Are these sections the same or different? Explain. These sections are different for those three people. One is shorter, while another is longer. Therefore, these sections are not the same. 2. Click Previous then click on Gene A. Are there differences in gene A for the three people? There is no different in gene A for the three people. They are all equal in length