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Dakotah B.
=Cheek Cell Lab=

1.What are the 5 elements that make up DNA? ** Carbon hydrogen oxygen nitrogen phosphorus **. 2. What is the function of DNA from day to day? ** Tell the cell what to do. ** 3. Describe how long strands of double-helical DNA fit into the nucleus of a single cheek cell. ** They get smashed together. ** 4. What was the purpose of using the cell lysis solution? ** The presence of starch in a cell. ** 5. Why does the DNA become visible once the alcohol is added? ** DNA is insoluble in the cold alcohol solution and precipitates out of solution. ** 6. If DNA is so thin, how is it that we are able to see it during this simple lab exercise? ** Because the alcohol brakes up the DNA and makes it longer. ** 7. Why is DNA referred to as your genetic fingerprint? **Because it tells the cell what to do.** 8. Give some examples of how DNA is used everyday. **While your running or doing any workout. Cellar respiration.**

=DNA Replication Project =



=Tom And Dakotah FlipBookmedia type="custom" key="12655530"=

=Genetics Info Graphics=