This document discusses perceptions in science and provides examples of scientific and technological developments in forensic science that can be highlighted, including DNA profiling, fingerprinting, blood spatter analysis, ballistics, toxicology, serology, natural selection, the particulate theory of light, the wave theory of light, and immunization. It asks the reader to describe one such development, highlighting the processes involved, and to explain how the progress made by one theory has affected society for better or worse and why.

1. Perceptions in sciencePerceptions in scienceUnit 5

2. P1Describe the development of one scientific or technological development in (forensic) science highlighting the processes involved. Examples include:DNA profiling/ coding

3. Fingerprinting

4. Blood splatter analysis