CSI 2017

Paper chromatography of ransom note ink

Dr. Gilmore's laptop is missing from Rm. 117! Evidence has been collected and sent off to the crime lab. In class, we will demonstrate lab safety practices and sound science process skills as we learn about scene investigation.

In Classroom A, you will learn about sample analysis as you become familiar with:

• microscopes

• Petri dishes

• making careful observations

• predicting

• creating neat and informational diagrams

• drawing valid conclusions based on evidence

• demonstrating lab safety practices

If you missed this lab activity, ...

In Classroom B, you will learn about collecting fingerprints as you become familiar with:

• making careful observations

• predicting

• collecting and recording evidence/data

• demonstrating lab safety practices

If you missed this lab activity ...

Fingerprint Analysis - Duke TIP

In Classroom C, you will learn about DNA extraction as you become familiar with:

• personal safety equipment and demonstrating its usage

• emergency safety equipment

• lab safety rules in the classroom

• collecting and recording observations

• predicting

• demonstrating lab safety practices

• drawing valid conclusions

If you missed this lab activity, go through the interactive DNA Extraction Lab (flash is required) at this website:DNA Extraction Virtual Lab In your CSI booklet, please record your observations using words and pictures at each step. Answer the following questions:

1. Where is DNA found?

2. Why is it important for scientists to be able to extract DNA from a living organism?

3. Is there DNA in your food? How do you know?