T. Trimpe 2008 http://sciencespot.net/

Crime 360DNA Extraction

1. True or False?When testing for DNA, investigators must use all of the sample to make sure they get an accurate test.

2. Where do we find DNA in a cell?A. Cell membrane B. Vacuole C. Nucleus

3. How long does the sample sit in the heat block?A. 1 hour B. 2 hours C. 3 hours

4. What instrument is used to spin the sample?A. Centrifuge B. Extraction Tube C. Washing machine

5. In which layer would we find DNA? A. Top layer B. Middle layer C. Bottom layer

Watch the video and then answer the questions.

1. True or False?When testing for DNA, investigators must use all of the sample to make sure they get an accurate test.

2. Where do we find DNA in a cell?A. Cell membrane B. Vacuole C. Nucleus

3. How long does the sample sit in the heat block?A. 1 hour B. 2 hours C. 3 hours

4. What instrument is used to spin the sample?A. Centrifuge B. Extraction Tube C. Washing machine

5. In which layer would we find DNA? A. Top layer B. Middle layer C. Bottom layer

The answers are …