DNA found at the scene of the crime was determined to have one peak at 212 bp at the amelogenin locus. The source of this DNA is which of the following?

Question

Quizplus · Accepted Answer

The amelogenin gene, which is used in DNA profiling, has different lengths on the X and Y chromosomes. A single peak indicates DNA from one chromosome, suggesting it is from a female (XX), as males (XY) would typically show two peaks if both the X and Y chromosome versions were present.

DNA Found at the Scene of the Crime Was Determined