Lab

BIOL 1111L

DNA Extraction

Report Sheet

Lab Topic 7: DNA Extraction

1. What are the three basic steps to a DNA extraction? (1 point)

2. What is the purpose of using a salt solution? (1 point)

3. What is the purpose of adding a detergent/surfacant? (1 point)

4. What is the purpose of the alcohol? (1 point)

5. Insert a photo of the strawberry DNA. Describe the DNA you extracted. (2 points)

6. Would this lab exercise work using a banana instead? What about your own cheek cells? Why or why not? (1 point)

7. Go to this link to learn how to isolate DNA from cheek cells. https://learn.genetics.utah.edu/content/labs/extraction/ What are the different steps used? (1 point)

8. Go to this link https://www.youtube.com/watch?v=vq759wKCCUQ and write four things that you learned about electrophoresis. (2 points)

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